Packer, M. J. (2001). Changing classes: School reform and the new economy. Cambridge,New York: Cambridge University Press.
Παραπομπή Chicago StylePacker, Martin J. Changing Classes: School Reform and the New Economy. Cambridge,New York: Cambridge University Press, 2001.
Παραπομπή MLAPacker, Martin J. Changing Classes: School Reform and the New Economy. Cambridge,New York: Cambridge University Press, 2001.
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