Gaya APA

Trivedi,P.R, . (1999). Encyclopaedia of World Environment Vol.3 :Basic Environment Laws (Volume 3). New Delhi: A.P.H Publishing Corporation.

Gaya MLA

Trivedi,P.R, . "Encyclopaedia of World Environment Vol.3 :Basic Environment Laws". Volume 3 New Delhi: A.P.H Publishing Corporation, 1999. Text.