* León-Portilla, Miguel (1990) [1963]. Aztec Thought and Culture. Davis, J.E. (trans). Norman, Oklahoma: Oklahoma University Press. ISBN 0-8061-2295-1 | * León-Portilla, Miguel (1990) [1963]. Aztec Thought and Culture. Davis, J.E. (trans). Norman, Oklahoma: Oklahoma University Press. ISBN 0-8061-2295-1 |