Dyfyniad APA

Ball, M. M., & Killough, H. B. (1956). International relations. Ronald Press Co.

Dyfyniad Arddull Chicago

Ball, Mary Margaret, and Hugh Baxter Killough. International Relations. New York: Ronald Press Co, 1956.

Dyfyniad MLA

Ball, Mary Margaret, and Hugh Baxter Killough. International Relations. Ronald Press Co, 1956.

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