Cita APA (7a ed.)
Paddock, J. Olmec civilization, Veracruz, México: Dating of the San Lorenzo Phase.
Cita Chicago Style (17a ed.)
Paddock, John. Olmec Civilization, Veracruz, México: Dating of the San Lorenzo Phase.
Cita MLA (9a ed.)
Paddock, John. Olmec Civilization, Veracruz, México: Dating of the San Lorenzo Phase.
警告：這些引文格式不一定是100％准確.