Mathews, J. J. (1932). Wah'kon-tah: The Osage and the white man's road. University of Oklahoma Press.
Dyfyniad Arddull ChicagoMathews, John Joseph. Wah'kon-tah: The Osage and the White Man's Road. Norman, Oklahoma: University of Oklahoma Press, 1932.
Dyfyniad MLAMathews, John Joseph. Wah'kon-tah: The Osage and the White Man's Road. University of Oklahoma Press, 1932.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.