एपीए उद्धरण

Gupta,N S, & Singh,Amarjit. (1979). Agricultural development of states in India. Seema Publications.

शिकागो स्टाइल उद्धरण

Gupta,N S, और Singh,Amarjit. Agricultural Development of States in India. New Delhi: Seema Publications, 1979.

एमएलए उद्धरण

Gupta,N S, और Singh,Amarjit. Agricultural Development of States in India. Seema Publications, 1979.