Dyfyniad APA

Stiling, P. (2002). Ecology: Theories and applications (4th ed.). Prentice-Hall of India.

Dyfyniad Arddull Chicago

Stiling, Peter. Ecology: Theories and Applications. 4th ed. New Delhi: Prentice-Hall of India, 2002.

Dyfyniad MLA

Stiling, Peter. Ecology: Theories and Applications. 4th ed. Prentice-Hall of India, 2002.

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