Shudras in Ancient India: A Social History of the Lower Order down to circa A.D. 600 c17.s1.t5.50

Śūdras in Ancient India: A Social History of the Lower Order down to circa A.D. 600 c17.s1.t5.50

Robert A. Padgug, “Problems in the Theory of Slavery and Slave Society,” *Science and Society*. xl, No. 1, 1976, 3-27.