Dyfyniad APA

Collier, P. (1987). The Fors: An American epic. New York: Summit Books.

Dyfyniad Arddull Chicago

Collier, Peter. The Fors: An American Epic. New York: Summit Books, 1987.

Dyfyniad MLA

Collier, Peter. The Fors: An American Epic. New York: Summit Books, 1987.

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