Mathews, J. J. (1932). Wah'kon-tah: The Osage and the white man's road. University of Oklahoma Press.
Citazione stile Chigago Style (17a edizione)Mathews, John Joseph. Wah'kon-tah: The Osage and the White Man's Road. Norman, Oklahoma: University of Oklahoma Press, 1932.
Citatione MLA (9a ed.)Mathews, John Joseph. Wah'kon-tah: The Osage and the White Man's Road. University of Oklahoma Press, 1932.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.