Dyfyniad APA

Key, V. O. (1952). Politics, parties, and presure groups. New York: Thomas Y Crowell Company.

Dyfyniad Arddull Chicago

Key, V. O. Politics, Parties, and Presure Groups. New York: Thomas Y Crowell Company, 1952.

Dyfyniad MLA

Key, V. O. Politics, Parties, and Presure Groups. New York: Thomas Y Crowell Company, 1952.

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