Dyfyniad APA

Allison, G. T., & Zelikow,Philip,1954-. (1999). Essence of decision: Explaining the Cuban missile crisis (2d ed.). Longman.

Dyfyniad Arddull Chicago

Allison, Graham T., and Zelikow,Philip,1954-. Essence of Decision: Explaining the Cuban Missile Crisis. 2d ed. New York: Longman, 1999.

Dyfyniad MLA

Allison, Graham T., and Zelikow,Philip,1954-. Essence of Decision: Explaining the Cuban Missile Crisis. 2d ed. Longman, 1999.

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