APA (7th ed.) Citation

Ramos de Castro, G., & Sanz Tapia, Á. (1998). Maya, Azteca. GR.U.P.O.

Chicago Style (17th ed.) Citation

Ramos de Castro, Guadalupe, and Ángel Sanz Tapia. Maya, Azteca. Madrid: GR.U.P.O, 1998.

MLA (9th ed.) Citation

Ramos de Castro, Guadalupe, and Ángel Sanz Tapia. Maya, Azteca. GR.U.P.O, 1998.

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