APA (7th ed.) Citation

López Portillo y Pacheco, J. (1980). Quetzalcóatl. Aufbau-Verlag.

Chicago Style (17th ed.) Citation

López Portillo y Pacheco, Jóse. Quetzalcóatl. Berlin: Aufbau-Verlag, 1980.

MLA (8th ed.) Citation

López Portillo y Pacheco, Jóse. Quetzalcóatl. Aufbau-Verlag, 1980.

Warning: These citations may not always be 100% accurate.