Dyfyniad APA

(1962). The American peoples encyclopedia: A comprehensive reference work. New York: Grolier Incorporated.

Dyfyniad Arddull Chicago

The American Peoples Encyclopedia: A Comprehensive Reference Work. New York: Grolier Incorporated, 1962.

Dyfyniad MLA

The American Peoples Encyclopedia: A Comprehensive Reference Work. New York: Grolier Incorporated, 1962.

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