Dyfyniad APA

Agarwal, S., & Dubey, P. (2002). Environmental controversies (1st. ed.). APH.

Dyfyniad Arddull Chicago

Agarwal, S.K, and P.S Dubey. Environmental Controversies. 1st. ed. New Delhi: APH, 2002.

Dyfyniad MLA

Agarwal, S.K, and P.S Dubey. Environmental Controversies. 1st. ed. APH, 2002.

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