एपीए उद्धरण

Gopalakrishnan,C A, & Lal,G M M. (1985). Livestock and poultry enterprises for rural development. Vani Educational Books.

शिकागो स्टाइल उद्धरण

Gopalakrishnan,C A, और Lal,G M M. Livestock and Poultry Enterprises for Rural Development. New Delhi: Vani Educational Books, 1985.

एमएलए उद्धरण

Gopalakrishnan,C A, और Lal,G M M. Livestock and Poultry Enterprises for Rural Development. Vani Educational Books, 1985.