APA Citation

Oldenbourg, Z. (1966). The Crusades. New York: Pantheon Books.

Chicago Style Citation

Oldenbourg, Zoé. The Crusades. New York: Pantheon Books, 1966.

MLA Citation

Oldenbourg, Zoé. The Crusades. New York: Pantheon Books, 1966.

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