Schaefer, R. T. (2004). Racial and ethnic groups. Upper Saddle River, N.J: Pearson/Prentice Hall.
Chicago Style CitationSchaefer, Richard T. Racial and Ethnic Groups. Upper Saddle River, N.J: Pearson/Prentice Hall, 2004.
Cita MLASchaefer, Richard T. Racial and Ethnic Groups. Upper Saddle River, N.J: Pearson/Prentice Hall, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.