Dyfyniad APA

teresa Audesirk. (1996). Biology: Life of earth. Upper Saddle River, New Jersey: Prentice-Hall.

Dyfyniad Arddull Chicago

teresa Audesirk. Biology: Life of Earth. Upper Saddle River, New Jersey: Prentice-Hall, 1996.

Dyfyniad MLA

teresa Audesirk. Biology: Life of Earth. Upper Saddle River, New Jersey: Prentice-Hall, 1996.

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