Lewis, B. (1940). The origins of Ismā'īlism: A study of the historical background of the Fāţimid Caliphate. Heffner.
Style de citation Chicago (17e éd.)Lewis, Bernard. The Origins of Ismā'īlism: A Study of the Historical Background of the Fāţimid Caliphate. Cambridge: Heffner, 1940.
Style de citation MLA (8e éd.)Lewis, Bernard. The Origins of Ismā'īlism: A Study of the Historical Background of the Fāţimid Caliphate. Heffner, 1940.
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