Dyfyniad APA

Friedan, B. (1993). The fountain of age. New York: Simon & Schuster.

Dyfyniad Arddull Chicago

Friedan, Betty. The Fountain of Age. New York: Simon & Schuster, 1993.

Dyfyniad MLA

Friedan, Betty. The Fountain of Age. New York: Simon & Schuster, 1993.

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