Dyfyniad APA

Johnson, C. O. (1946). American national goverment. New York: Thomas Y. Crowell Company.

Dyfyniad Arddull Chicago

Johnson, Claudius O. American National Goverment. New York: Thomas Y. Crowell Company, 1946.

Dyfyniad MLA

Johnson, Claudius O. American National Goverment. New York: Thomas Y. Crowell Company, 1946.

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