APA (7th ed.) Citation

Wise, T. (1978). The wars of the crusades: 1096 - 1291 (1. publ.). Osprey.

Chicago Style (17th ed.) Citation

Wise, Terence. The Wars of the Crusades: 1096 - 1291. 1. publ. London: Osprey, 1978.

MLA (9th ed.) Citation

Wise, Terence. The Wars of the Crusades: 1096 - 1291. 1. publ. Osprey, 1978.

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