APA-referens (7:e uppl.)

Rao, N., & Subbaiah, R. (1988). Agricultural librarianship in India an overview. Metropolitan Books Co..

Chicago-referens (17:e uppl.)

Rao, N.G.P, och R. Subbaiah. Agricultural Librarianship in India an Overview. New Delhi: Metropolitan Books Co., 1988.

MLA-referens (9:e uppl.)

Rao, N.G.P, och R. Subbaiah. Agricultural Librarianship in India an Overview. Metropolitan Books Co., 1988.