1. B.C. Open Collection: B.C. Open Collection is an open learning resource under the project of BCcampus Open Education in Canada. Their learning materials are openly licensed under a Creative Commons license and are available for free in a variety of e-book formats across 18 topics (Business, Computer Science, Law and Criminal Justice, Math & Stats, Social Sciences, Trades…).

   Access and view the user manual of the B.C. Open Collection: https://collection.bccampus.ca/

2. DART-Europe E-thesis Portal: DART-Europe E-theses Portal is an electronic thesis portal that allows access to 1,389,942 open access theses and dissertations from 585 Universities in 29 European countries.

   Access and view the user manual of the DART-Europe E-theses Portal Website: https://www.dart-europe.org/browse-list.php?index=institution

3. DOAB: DOAB - Directory of Open Access Books is an open book database, providing access to nearly 17,000 ebooks in many fields such as: Business & Economics, Language & Literature, Mathematics & Statistics, Social Sciences Association, Technology & Engineering... of more than 300 publishers around the world. Most of the documents on this database have an open license, allowing unlimited downloads.

   Access and view the user manual of the Directory of Open Access Books Website:https://www.doabooks.org/

4. EBSCO Open Dissertations: EBSCO Open Dissertations is a library of theses and dissertations established based on the cooperation between EBSCO and BiblioLab. Currently, this library has more than 1.5 million theses and dissertations from 320 schools in the United States and around the world.

   Access and view the user manual of the EBSCO Open Dissertations Website: https://opendissertations.org/

5. ERIC: ERIC - Education Resources Information Center - is an online library of educational research and information, sponsored by the Institute of Educational Sciences (IES) of the US Department of Education. ERIC provides access to thousands of affiliated journals worldwide in a variety of fields. Users can easily read online or download research articles and journal articles.

   Access and view the user manual of the ERIC website: https://eric.ed.gov

6. IMF eLibrary: IMF eLibrary is an electronic library of the International Monetary Fund (IMF) with a catalog of over 25,000 publications on 11 main topics (such as Business and Economics, Computers, Law, Political Science, Technology and Engineering...) and and over 100 sub-topics, all electronic content published is free on IMF eLibrary.

   Access and view the user manual of the IMF eLibrary Website: https://www.elibrary.imf.org/

7. Global ETD: The Global ETD Search is a freely available electronic database for researchers to find electronic theses and dissertations in the Networked Digital Library of Theses and Dissertations. The database allows searching more than 6.47 million electronic theses and dissertations in the archive.

   Access and view the user manual of the Global ETD Search Website: http://search.ndltd.org/

8. HathiTrust: HathiTrust is a digital library established from a non-profit cooperative organization of academic, research and conservation libraries. It provides legal access to more than 18 million digitized documents from HathiTrust Digital Library in many different fields such as: Law, Science, Education, Technology, History, Geography, Agriculture... Users can easily read online on mobile devices or download.

   Access and view the user manual of the HathiTrust Website: https://www.hathitrust.org

9. Open Access Theses and Dissertations: OATD supports searches for open access graduate theses and dissertations published from more than 1,100 colleges, universities, and research organizations. OATD is currently indexing approximately 7.43 million theses and dissertations.

   Access and view the user manual of the Open Access Theses and Dissertations Website: https://oatd.org/

10. Open Textbook Library: Open Textbook Library documents are freely posted and available under the Creative Commons CC0 license, providing access to thousands of ebooks in many different fields such as Accounting & Finance, Business, Computer Science Computing & Information Systems, Economics, Education, Engineering, Linguistics, Literature, Philosophy, Social Sciences. Readers can read online on the website, download pdf or ebook files on book readers/mobile devices (epub).

    Access and view the user manual of the Open Textbook Library Website:  https://open.umn.edu/opentextbooks/

11. ProQuest Thesis and Dissertations Global: ProQuest Dissertations & Theses Global (PQDT Global) has more than 5 million open access theses and dissertation titles.

    Access and view the user manual of the ProQuest Thesis and Dissertations Global Website: https://www.proquest.com/?defaultdiss=true

12. Open Educational Resources Website - Association of Vietnam Universities and Colleges: This website was established under Decision No. 142/QD-HH by the Chairman of the Association of Vietnam Universities and Colleges - AVU&C (Association of Vietnam Universities and Colleges) Prof.Dr. Tran Hong Quan signed on September 16, 2019 and allowed access to open educational resources.

    Access and view the user manual of the Open Educational Resources Website: https://giaoducmo.avnuc.vn/

13. World Bank eLibrary: World bank eLibrary is a digital library of documents published by the World Bank (WB). They provide all of the World Bank's books, newspapers, journal and documents issued since the 1990s with 28 main topics related to socio-economic development, hunger eradication and poverty reduction. WB eLibrary is an important, accessible resource tailored to the unique needs of libraries, researchers, and academic institutions.

Access and view the user manual of the World Bank eLibrary Website: https://elibrary.worldbank.org