Nichols, R. L. (1999). The American Indian: Past and present (5th ed.). McGraw-Hill.
Cita Chicago Style (17a ed.)Nichols, Roger L. The American Indian: Past and Present. 5th ed. Boston [etc.]: McGraw-Hill, 1999.
Cita MLA (9a ed.)Nichols, Roger L. The American Indian: Past and Present. 5th ed. McGraw-Hill, 1999.
Precaución: Estas citas no son 100% exactas.