Dyfyniad APA

Rajagopalan R. (2016). Environmental Studies (3rd.). Oxford University Press.

Dyfyniad Arddull Chicago

Rajagopalan R. Environmental Studies. 3rd. New Delhi: Oxford University Press, 2016.

Dyfyniad MLA

Rajagopalan R. Environmental Studies. 3rd. Oxford University Press, 2016.

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