Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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