Berry, B. (1978). Race and ethnic relations. Houghton Mifflin.
Cita Chicago (17th ed.)Berry, Brewton. Race and Ethnic Relations. Boston: Houghton Mifflin, 1978.
Cita MLA (9th ed.)Berry, Brewton. Race and Ethnic Relations. Houghton Mifflin, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.