Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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