Cita APA (7a ed.)

Riley-Smith, J. (1991). The atlas of the Crusades. Times Books.

Cita Chicago Style (17a ed.)

Riley-Smith, Jonathan. The Atlas of the Crusades. London: Times Books, 1991.

Cita MLA (9a ed.)

Riley-Smith, Jonathan. The Atlas of the Crusades. Times Books, 1991.