एपीए उद्धरण

Sengar, D. S. (2007). Enviornmental Law. Prentice-Hall of India.

शिकागो स्टाइल उद्धरण

Sengar, Dharmendra S. Enviornmental Law. New Delhi: Prentice-Hall of India, 2007.

एमएलए उद्धरण

Sengar, Dharmendra S. Enviornmental Law. Prentice-Hall of India, 2007.