Ehrenberg, R. G. (2002). Tuition rising: Why college costs so much (1st paperback ed.). Harvard University Press.
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Chicago-čujuhus (17. p.)
Ehrenberg, Ronald G. Tuition Rising: Why College Costs so Much. 1st paperback ed. Cambridge, MA: Harvard University Press, 2002.
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MLA-čujuhus (9. p.)
Ehrenberg, Ronald G. Tuition Rising: Why College Costs so Much. 1st paperback ed. Harvard University Press, 2002.
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