Gates, P. W., & Bogue, A. G. (1997). Fifty million acres: Conflicts over Kansas land policy, 1854-1890. Norman: University of Oklahoma Press.
Παραπομπή Chicago StyleGates, Paul Wallace, and Allan G. Bogue. Fifty Million Acres: Conflicts Over Kansas Land Policy, 1854-1890. Norman: University of Oklahoma Press, 1997.
Παραπομπή MLAGates, Paul Wallace, and Allan G. Bogue. Fifty Million Acres: Conflicts Over Kansas Land Policy, 1854-1890. Norman: University of Oklahoma Press, 1997.
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