Cita APA (7a ed.)
Paddock, J. Toltec trade with Central America. New light and evidence.
Cita Chicago Style (17a ed.)
Paddock, John. Toltec Trade with Central America. New Light and Evidence.
Cita MLA (9a ed.)
Paddock, John. Toltec Trade with Central America. New Light and Evidence.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.