APA (7th ed.) Citation

Gabrieli, F., & Costello, E. J. (1969). Arab historians of the Crusades. University of California Press.

Chicago Style (17th ed.) Citation

Gabrieli, Francesco, and E. J. Costello. Arab Historians of the Crusades. Berkeley: University of California Press, 1969.

MLA (9th ed.) Citation

Gabrieli, Francesco, and E. J. Costello. Arab Historians of the Crusades. University of California Press, 1969.

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