Cita APA (7a ed.)
Paddock, J. Pre - columbian settlements in Mesoamerica.
Cita Chicago Style (17a ed.)
Paddock, John. Pre - Columbian Settlements in Mesoamerica.
Cita MLA (9a ed.)
Paddock, John. Pre - Columbian Settlements in Mesoamerica.
警告：這些引文格式不一定是100％准確.