APA (7th ed.) Citation

Philby, H. S. J. B. (1973). Arabia of the Wahhabis. Arno Press.

Chicago Style (17th ed.) Citation

Philby, H. St. J. B. Arabia of the Wahhabis. New York: Arno Press, 1973.

MLA (8th ed.) Citation

Philby, H. St. J. B. Arabia of the Wahhabis. Arno Press, 1973.