
Horowitz, D. L. (1972). Color differentiation in the American systems of slavery. The journal of interdisciplinary history. - Massachusetts Institute of Technology, School of Humanities and Social Sciences. Ed. Robert I. Rotberg [u.a.].
Chicago Style (17th ed.) CitationHorowitz, Donald L. "Color Differentiation in the American Systems of Slavery." The Journal of Interdisciplinary History. - Massachusetts Institute of Technology, School of Humanities and Social Sciences. Ed. Robert I. Rotberg [u.a.] 1972.
MLA (8th ed.) CitationHorowitz, Donald L. "Color Differentiation in the American Systems of Slavery." The Journal of Interdisciplinary History. - Massachusetts Institute of Technology, School of Humanities and Social Sciences. Ed. Robert I. Rotberg [u.a.], 1972.