Dyfyniad APA

Macdonald, G. J., & Sertorio, L. (1990). Global climate change and ecosystem change. NATO Scientific Affairs Division.

Dyfyniad Arddull Chicago

Macdonald, Gordon J., and Luigi Sertorio. Global Climate Change and Ecosystem Change. New York: NATO Scientific Affairs Division, 1990.

Dyfyniad MLA

Macdonald, Gordon J., and Luigi Sertorio. Global Climate Change and Ecosystem Change. NATO Scientific Affairs Division, 1990.

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