APA način citiranja (7. izdanje)
O'Callaghan, J. F. (2004). Reconquest and crusade in medieval Spain (1st pbk. ed.). University of Pennsylvania Press.
Čikaški stil citiranja (17. izdanje)
O'Callaghan, Joseph F. Reconquest and Crusade in Medieval Spain. 1st pbk. ed. Philadelphia [Pa.]: University of Pennsylvania Press, 2004.
MLA način citiranja (9. izdanje)
O'Callaghan, Joseph F. Reconquest and Crusade in Medieval Spain. 1st pbk. ed. University of Pennsylvania Press, 2004.
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