Dyfyniad APA

Trivedi. P.R & Gurdeep Raj. (1992). Concepts in Environment. Akasheddp.

Dyfyniad Arddull Chicago

Trivedi. P.R and Gurdeep Raj. Concepts in Environment. New Delhi: Akasheddp, 1992.

Dyfyniad MLA

Trivedi. P.R and Gurdeep Raj. Concepts in Environment. Akasheddp, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.