APA (7th ed.) Citation

Nichols, R. L. (2008). The American Indian: Past and present (Sixth edition.). University of Oklahoma Press.

Chicago Style (17th ed.) Citation

Nichols, Roger L. The American Indian: Past and Present. Sixth edition. Norman: University of Oklahoma Press, 2008.

MLA (9th ed.) Citation

Nichols, Roger L. The American Indian: Past and Present. Sixth edition. University of Oklahoma Press, 2008.