Classifying the Universe: The Ancient Indian Varna System and the Origins of Caste,

Oxford: Oxford University Press, 1994.

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Rupert Gethin,

The Foundations of Buddhism,

Oxford: Oxford University Press, 1998.

Richard Gombrich,

Theravāda Buddhism: A Social History from Benares to Colombo,

London: Routledge and Kegan Paul, 1988.

Sue Hamilton, Early Buddhism-A New Approach:

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