Citazione Stile APA (7a Edizione)
Humphries, F. T. (1944). The Indians of Panama: Their history and culture. Printed by the Panama American Publishing company.
Citazione stile Chigago Style (17a edizione)
Humphries, Frank Theodore. The Indians of Panama: Their History and Culture. Panama, Republicc of Panama: Printed by the Panama American Publishing company, 1944.
Citatione MLA (9a ed.)
Humphries, Frank Theodore. The Indians of Panama: Their History and Culture. Printed by the Panama American Publishing company, 1944.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.