Wolf, Kenneth Baxter (September 1986). "The Earliest Spanish Christian Views of Islam". Church History. 55 (3). Church History, Vol. 55, No. 3: 281–293. doi:10.2307/3166818. JSTOR3166818. S2CID162718809.
Wolf, Kenneth Baxter (September 1986). "The Earliest Spanish Christian Views of Islam". Church History. 55 (3). Church History, Vol. 55, No. 3: 281–293. doi:10.2307/3166818. JSTOR3166818. S2CID162718809.
Wolf, Kenneth Baxter (September 1986). "The Earliest Spanish Christian Views of Islam". Church History. 55 (3). Church History, Vol. 55, No. 3: 281–293. doi:10.2307/3166818. JSTOR3166818. S2CID162718809.