Dyfyniad APA

Heaton, H., & Johnson, A. (1948). Socialism in Western Europa. New York: Foreign Policy Association.

Dyfyniad Arddull Chicago

Heaton, Herbert, and Alvin Johnson. Socialism in Western Europa. New York: Foreign Policy Association, 1948.

Dyfyniad MLA

Heaton, Herbert, and Alvin Johnson. Socialism in Western Europa. New York: Foreign Policy Association, 1948.

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