APA引文

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引文

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

警告：這些引文格式不一定是100％准確.