Vogt, Joseph, 1895-1986., Ancient slavery and the ideal of man /Joseph Vogt ; translated by Thomas Wiedemann. - Cambridge, Massachusetts : Harvard University Press, (c)1975. - x, 227 pages ; 22 cm. Translation of Sklaverei und Humanitat, 2d edition. Subjects--Topical Terms: Slavery--Greece.Slavery--Rome. LC Class. No.: HT863 / .A535 1975 HT863