History Workshop Centre for Social History (Oxford, England), & Archer, L. J. (1988). Slavery and other forms of unfree labour. Routledge.
Chicago Style (17. basım) AtıfHistory Workshop Centre for Social History (Oxford, England), ve Léonie J. Archer. Slavery and Other Forms of Unfree Labour. London ; New York: Routledge, 1988.
MLA (8th ed.) AtıfHistory Workshop Centre for Social History (Oxford, England), ve Léonie J. Archer. Slavery and Other Forms of Unfree Labour. Routledge, 1988.
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