Cita APA (7a ed.)
Paddock, J. Mesoamerica before the toltecs.
Cita Chicago Style (17a ed.)
Paddock, John. Mesoamerica Before the Toltecs.
Cita MLA (9a ed.)
Paddock, John. Mesoamerica Before the Toltecs.
警告：这些引文格式不一定是100％准确.