Παραπομπή σε μορφή APA (7η εκδ.)

León Portilla, M., Garibay K., A. M., & Kemp, L. (1992). The broken spears: The Aztec account of the conquest of Mexico (Expanded and updated edition.). Beacon Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

León Portilla, Miguel, Angel Maria Garibay K., και Lysander Kemp. The Broken Spears: The Aztec Account of the Conquest of Mexico. Expanded and updated edition. Boston, Massachusetts: Beacon Press, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

León Portilla, Miguel, et al. The Broken Spears: The Aztec Account of the Conquest of Mexico. Expanded and updated edition. Beacon Press, 1992.