Dyfyniad APA

Zieger, L. (2015). Realities and impacts of climate change. Callisto Reference.

Dyfyniad Arddull Chicago

Zieger, Lee. Realities and Impacts of Climate Change. New York, NY, USA: Callisto Reference, 2015.

Dyfyniad MLA

Zieger, Lee. Realities and Impacts of Climate Change. Callisto Reference, 2015.

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