Jeffery, A. (1929). Christians at Mecca. The Muslim world, 19(3), 221-235. doi:10.1111/j.1478-1913.1929.tb02403.x
Chicago Style (17th ed.) CitationJeffery, Arthur. "Christians at Mecca." The Muslim World 19, no. 3 (1929): 221-235, https://doi.org/10.1111/j.1478-1913.1929.tb02403.x.
MLA (9th ed.) CitationJeffery, Arthur. "Christians at Mecca." The Muslim World, vol. 19, no. 3, 1929, pp. 221-235, https://doi.org/10.1111/j.1478-1913.1929.tb02403.x.
Warning: These citations may not always be 100% accurate.