مواقع لا غني عنها لطلاب العلم

 1- Academic Info

http://www.academicinfo.net/subject-guides

2- Archival Research Catalogue

https://www.archives.gov/research/catalog

3- BASE

https://www.base-search.net/

4- Infotopia

https://www.infotopia.info/

5- Library of Congress

https://www.loc.gov/

6- Refseek

https://www.refseek.com/

7- The Virtual LRC

https://www.virtuallrc.com/

8- Sweet Search

https://www.sweetsearch.com/

9- Deepdyve

https://www.deepdyve.com/

10- Google Scholar

https://scholar.google.com/