APA (7th ed.) Citation

WATT, W. M. (1953). Muhammad at Mecca. Charendon Press.

Chicago Style (17th ed.) Citation

WATT, W. Montgomery. Muhammad at Mecca. Oxford: Charendon Press, 1953.

MLA (9th ed.) Citation

WATT, W. Montgomery. Muhammad at Mecca. Charendon Press, 1953.