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Laozi, Paul J. Lin, and Bi Wang. A Translation of Lao-tzu’s Tao Te Ching and Wang Pi’s Commentary. Ann Arbor: Center for Chinese Studies, University of Michigan, 1977.

Laozi, et al. A Translation of Lao-tzu’s Tao Te Ching and Wang Pi’s Commentary. Center for Chinese Studies, University of Michigan, 1977.