1. Delnet–http://delnet.in/
  2. E-Shodh Sindhu – https://ess.inflibnet.ac.in
  3. Shodh Ganga – https://shodhganga.inflibnet.ac.in
  4. N – List – https://nlist.inflibnet.ac.in
  5. E – Books – https://www.ebooklibrary.org/articles/csjm_university 
  6. Syllabus – https://www.bujhansi.ac.in/en/page/syllabi
  7. Rare Books – https://www.rarebooksocietyofindia.org/