Dyfyniad APA

Sarre, P. S. M. (2009). One world for one earth: Saving the environment. Earthscan.

Dyfyniad Arddull Chicago

Sarre, Philip. Smith,paul. Morris,Eleanor. One World for One Earth: Saving the Environment. Sterling, VA: Earthscan, 2009.

Dyfyniad MLA

Sarre, Philip. Smith,paul. Morris,Eleanor. One World for One Earth: Saving the Environment. Earthscan, 2009.

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