Cita APA (7th ed.)
Paddock, J. Pre - columbian settlements in Mesoamerica.
Cita Chicago (17th ed.)
Paddock, John. Pre - Columbian Settlements in Mesoamerica.
Cita MLA (9th ed.)
Paddock, John. Pre - Columbian Settlements in Mesoamerica.
Atenció: Aquestes cites poden no estar 100% correctes.