Dyfyniad APA

Gans, C., & Parsons, T. S. (1970). Biology of the Reptilia. Academic Press.

Dyfyniad Arddull Chicago

Gans, Carl, and Thomas S. Parsons. Biology of the Reptilia. London: Academic Press, 1970.

Dyfyniad MLA

Gans, Carl, and Thomas S. Parsons. Biology of the Reptilia. Academic Press, 1970.

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