APA

WATT W. M., . (1955). Ideal factors in the origin of Islam. : .

Chicago

WATT W Montgomery, . 1955. Ideal factors in the origin of Islam. : .

Harvard

WATT W. M., . (1955). Ideal factors in the origin of Islam. : .

MLA

WATT W Montgomery, . Ideal factors in the origin of Islam. : . 1955.