APA (7th ed.) Citation

Hay, D., Ruhlmann, F., Ruhlmann, G., & Tamagnan, J. (1972). L'Europe aux XIVe et XVe siècles. Sirey.

Chicago Style (17th ed.) Citation

Hay, Denys, Françoise Ruhlmann, Georges Ruhlmann, and Jean Tamagnan. L'Europe Aux XIVe Et XVe Siècles. Paris: Sirey, 1972.

MLA (9th ed.) Citation

Hay, Denys, et al. L'Europe Aux XIVe Et XVe Siècles. Sirey, 1972.

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