APA (7th ed.) Citation

Newhall, R. A. (1966). The crusades. Holt.

Chicago Style (17th ed.) Citation

Newhall, Richard A. The Crusades. New York [u.a.]: Holt, 1966.

MLA (9th ed.) Citation

Newhall, Richard A. The Crusades. Holt, 1966.

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