^ "Mesopotamia: The Code of Hammurabi". "e.g. Prologue, "the shepherd of the oppressed and of the slaves". Code of Laws #7, "If any one buy from the son or the slave of another man"."
^ "Mesopotamia: The Code of Hammurabi". "e.g. Prologue, "the shepherd of the oppressed and of the slaves". Code of Laws #7, "If any one buy from the son or the slave of another man"."
^ Demography, Geography and the Sources of Roman Slaves, by W. V. Harris: The Journal of Roman Studies, 1999
^ Ben Kiernan "Blood and Soil: A World History of Genocide and Extermination from Sparta to Darfur", Yale University Press, 2007, ISBN 0300100981, 9780300100983, Pages 65-68
^ Léonie J. Archer (1988). "Slavery and Other Forms of Unfree Labour: And Other Forms of Unfree Labour." History Workshop Centre for Social History (Oxford, England), Published by Routledge,ISBN 0415002036, 9780415002035, Page 28