Gaya APA

Trivedi,P.R, . (1999). Encyclopaedia of World Environment Vol.2 Basic Environment Laws (Volume 2). New Delhi: A.P.H Publishing Corporation.

Gaya MLA

Trivedi,P.R, . "Encyclopaedia of World Environment Vol.2 Basic Environment Laws". Volume 2 New Delhi: A.P.H Publishing Corporation, 1999. Text.