APA (7th ed.) Citation

Runciman, S. (1952). A History of the Crusades 2: The Kingdom of Jerusalem and the Frankish East 1100-1187. Penguin Books.

Chicago Style (17th ed.) Citation

Runciman, Steven. A History of the Crusades 2: The Kingdom of Jerusalem and the Frankish East 1100-1187. [S. l.]: Penguin Books, 1952.

MLA (9th ed.) Citation

Runciman, Steven. A History of the Crusades 2: The Kingdom of Jerusalem and the Frankish East 1100-1187. Penguin Books, 1952.