Labaree, D. F. (2010). Someone has to fail: The zero-sum game of public schooling. Harvard University Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Labaree, David F. Someone Has to Fail: The Zero-sum Game of Public Schooling. Cambridge, Mass.: Harvard University Press, 2010.
MLA -ийн эшлэл (9 дэх хэвлэлт)Labaree, David F. Someone Has to Fail: The Zero-sum Game of Public Schooling. Harvard University Press, 2010.
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