195323 Walker, B. (1999). Foundations of Islam: The making of a world faith. New Delhi : HarperCollins Publishers India.
Chicago-viite (17. p.)195323 Walker, Benjamin. Foundations of Islam: The Making of a World Faith. New Delhi : HarperCollins Publishers India, 1999.
MLA-viite (9. p.)195323 Walker, Benjamin. Foundations of Islam: The Making of a World Faith. New Delhi : HarperCollins Publishers India, 1999.
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