Dyfyniad APA

Odum, E. P., & Barrett, G. W. (2005). Fundamentals of ecology (Fifth edition.). Thomson Learning Asia.

Dyfyniad Arddull Chicago

Odum, Eugene Pleasants, and Gary W. Barrett. Fundamentals of Ecology. Fifth edition. Singapore: Thomson Learning Asia, 2005.

Dyfyniad MLA

Odum, Eugene Pleasants, and Gary W. Barrett. Fundamentals of Ecology. Fifth edition. Thomson Learning Asia, 2005.

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