APA (7th ed.) Citation

Berle, A. A. (1957). Tides of crisis: A primer of foreign relations. Macmillan.

Chicago Style (17th ed.) Citation

Berle, Adolf Augustus. Tides of Crisis: A Primer of Foreign Relations. Lond.: Macmillan, 1957.

MLA (8th ed.) Citation

Berle, Adolf Augustus. Tides of Crisis: A Primer of Foreign Relations. Macmillan, 1957.

Warning: These citations may not always be 100% accurate.