Clark, G.N. (1944). "The Barbary Corsairs in the Seventeenth Century". The Cambridge Historical Journal. 8 (1): 23. doi:10.1017/S1474691300000561. JSTOR3020800.
Clark, G.N. (1944). "The Barbary Corsairs in the Seventeenth Century". The Cambridge Historical Journal. 8 (1): 23. doi:10.1017/S1474691300000561. JSTOR3020800.