एपीए उद्धरण

Gopal Chandra De. (2017). Fundamentals of agronomy. CBS Publishers.

शिकागो स्टाइल उद्धरण

Gopal Chandra De. Fundamentals of Agronomy. Delhi: CBS Publishers, 2017.

एमएलए उद्धरण

Gopal Chandra De. Fundamentals of Agronomy. CBS Publishers, 2017.