Mathews, J. J. (1932). Wah'kon-tah: The Osage and the white man's road. University of Oklahoma Press.
Lua i Stíl Chicago (17ú heag.)Mathews, John Joseph. Wah'kon-tah: The Osage and the White Man's Road. Norman, Oklahoma: University of Oklahoma Press, 1932.
Lua MLA (9ú heag.)Mathews, John Joseph. Wah'kon-tah: The Osage and the White Man's Road. University of Oklahoma Press, 1932.
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