Spencer, R. (2018). The history of jihad: From Muhammad to ISIS. Bombardier Books, Post Hill Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpencer, Robert. The History of Jihad: From Muhammad to ISIS. New York: Bombardier Books, Post Hill Press, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpencer, Robert. The History of Jihad: From Muhammad to ISIS. Bombardier Books, Post Hill Press, 2018.
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