Voorhies. Prehistoric Games of North American Indians. University of Utah Press.
Citazione stile Chigago Style (17a edizione)Voorhies. Prehistoric Games of North American Indians. University of Utah Press.
Citatione MLA (8a ed.)Voorhies. Prehistoric Games of North American Indians. University of Utah Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.