APA (7th ed.) Citation

Pigou, A. C. (1921). The political economy of war. Macmillan.

Chicago Style (17th ed.) Citation

Pigou, A. C. The Political Economy of War. London: Macmillan, 1921.

MLA (8th ed.) Citation

Pigou, A. C. The Political Economy of War. Macmillan, 1921.

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