APA (7th ed.) Citation

Gervers, M. (1992). The Second Crusade and the Cistercians (1. publ.). St. Martin's Press.

Chicago Style (17th ed.) Citation

Gervers, Michael. The Second Crusade and the Cistercians. 1. publ. New York: St. Martin's Press, 1992.

MLA (8th ed.) Citation

Gervers, Michael. The Second Crusade and the Cistercians. 1. publ. St. Martin's Press, 1992.