Schaefer, R. T. (2004). Racial and ethnic groups. Upper Saddle River, N.J: Pearson/Prentice Hall.
शिकागो स्टाइल उद्धरणSchaefer, Richard T. Racial and Ethnic Groups. Upper Saddle River, N.J: Pearson/Prentice Hall, 2004.
एमएलए उद्धरणSchaefer, Richard T. Racial and Ethnic Groups. Upper Saddle River, N.J: Pearson/Prentice Hall, 2004.
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