APA (7th ed.) Citation

Offer, A. (1989). Economic Interpretation of War: The German Submarine Campaign, 1915-18.

Chicago Style (17th ed.) Citation

Offer, A. Economic Interpretation of War: The German Submarine Campaign, 1915-18. 1989.

MLA (9th ed.) Citation

Offer, A. Economic Interpretation of War: The German Submarine Campaign, 1915-18. 1989.

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