Sharma, D. C. (2005). Management of distance education. Anmol Publications.
Lua i Stíl Chicago (17ú heag.)Sharma, Dinesh Chander. Management of Distance Education. New Delhi, India: Anmol Publications, 2005.
Lua MLA (8ú heag.)Sharma, Dinesh Chander. Management of Distance Education. Anmol Publications, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.