APA (7th ed.) Citation

Aron, R., Elgey, G., & Hare, H. (1958). The Vichy regime 1940-1944. Putnam.

Chicago Style (17th ed.) Citation

Aron, Robert, Georgette Elgey, and Humphrey Hare. The Vichy Regime 1940-1944. London: Putnam, 1958.

MLA (8th ed.) Citation

Aron, Robert, et al. The Vichy Regime 1940-1944. Putnam, 1958.