APA (7th ed.) Citation

Schaefer, R. T. (1996). Racial and ethnic groups (6th ed.). HarperCollins College Publishers.

Chicago Style (17th ed.) Citation

Schaefer, Richard T. Racial and Ethnic Groups. 6th ed. New York: HarperCollins College Publishers, 1996.

MLA (9th ed.) Citation

Schaefer, Richard T. Racial and Ethnic Groups. 6th ed. HarperCollins College Publishers, 1996.