Witte, J. F. (2000). The market approach to education: An analysis of America's first voucher program. Princeton University Press.
Chicago-čujuhus (17. p.)Witte, John F. The Market Approach to Education: An Analysis of America's First Voucher Program. Princeton, N.J.: Princeton University Press, 2000.
MLA-čujuhus (9. p.)Witte, John F. The Market Approach to Education: An Analysis of America's First Voucher Program. Princeton University Press, 2000.
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