Cita APA (7a ed.)

O'Callaghan, J. F. (2004). Reconquest and Crusade in Medieval Spain (First paperback edition.). University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

O'Callaghan, Joseph F. Reconquest and Crusade in Medieval Spain. First paperback edition. Philadelphia [Pa.]: University of Pennsylvania Press, 2004.

Cita MLA (8a ed.)

O'Callaghan, Joseph F. Reconquest and Crusade in Medieval Spain. First paperback edition. University of Pennsylvania Press, 2004.