Dyfyniad APA

Dobzhansky, T. G. (1964). Genetics and the origin of species (3d ed.,rev.). Columbia University Press.

Dyfyniad Arddull Chicago

Dobzhansky, Theodosius Grigorievich. Genetics and the Origin of Species. 3d ed.,rev. New York: Columbia University Press, 1964.

Dyfyniad MLA

Dobzhansky, Theodosius Grigorievich. Genetics and the Origin of Species. 3d ed.,rev. Columbia University Press, 1964.

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