Dyfyniad APA

Hardin, G. J. (1964). Population, evolution & birth control: A collage of controversial readings. W.H. Freeman.

Dyfyniad Arddull Chicago

Hardin, Garrett James. Population, Evolution & Birth Control: A Collage of Controversial Readings. San Francisco: W.H. Freeman, 1964.

Dyfyniad MLA

Hardin, Garrett James. Population, Evolution & Birth Control: A Collage of Controversial Readings. W.H. Freeman, 1964.

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