Madden, T. F. (2005). God wills it!: Understanding the crusades (Unabridged.). Recorded Books Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMadden, Thomas F. God Wills It!: Understanding the Crusades. Unabridged. Prince Frederick: Recorded Books Inc., 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMadden, Thomas F. God Wills It!: Understanding the Crusades. Unabridged. Recorded Books Inc., 2005.
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