APA (7th ed.) Citation

Gabrieli, F., & Costello, E. J. (1957). Arab historians of the Crusades. Dorset Press.

Chicago Style (17th ed.) Citation

Gabrieli, Francesco, and E. J. Costello. Arab Historians of the Crusades. Dorset Press, 1957.

MLA (9th ed.) Citation

Gabrieli, Francesco, and E. J. Costello. Arab Historians of the Crusades. Dorset Press, 1957.

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