R. T. Schaefer. (1979). Racial and ethnic groups. Little, Brown.
Chicago Style (17th ed.) CitationR. T. Schaefer. Racial and Ethnic Groups. Boston: Little, Brown, 1979.
MLA (9th ed.) CitationR. T. Schaefer. Racial and Ethnic Groups. Little, Brown, 1979.
Warning: These citations may not always be 100% accurate.