Dyfyniad APA

Nadakavukaren Anne. (2011). OUR GLOBAL ENVIRONMENT: A health Perspective (7th ed.). Waveland Press, Inc.

Dyfyniad Arddull Chicago

Nadakavukaren Anne. OUR GLOBAL ENVIRONMENT: A Health Perspective. 7th ed. Illinois: Waveland Press, Inc, 2011.

Dyfyniad MLA

Nadakavukaren Anne. OUR GLOBAL ENVIRONMENT: A Health Perspective. 7th ed. Waveland Press, Inc, 2011.

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