Sahas, D. J. (1972). John of Damascus on Islam: The 'Heresy of the ishmaelites'. Brill.
Chicago Style (17th ed.) CitationSahas, Daniel J. John of Damascus on Islam: The 'Heresy of the Ishmaelites'. Leiden: Brill, 1972.
MLA (8th ed.) CitationSahas, Daniel J. John of Damascus on Islam: The 'Heresy of the Ishmaelites'. Brill, 1972.
Warning: These citations may not always be 100% accurate.