Cita APA (7th ed.)

Ball, G. W. (1976). Diplomacy for a crowded world: An american foreign policy. Little, Brown.

Cita Chicago (17th ed.)

Ball, George W. Diplomacy for a Crowded World: An American Foreign Policy. Boston: Little, Brown, 1976.

Cita MLA (9th ed.)

Ball, George W. Diplomacy for a Crowded World: An American Foreign Policy. Little, Brown, 1976.