Burrill, G., & Kennedy, D. (1997). Improving student learning in mathematics and science: The role of national standards in state policy. National Academy Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Burrill, Gail, ба Donald Kennedy. Improving Student Learning in Mathematics and Science: The Role of National Standards in State Policy. Washington, DC: National Academy Press, 1997.
MLA -ийн эшлэл (9 дэх хэвлэлт)Burrill, Gail, ба Donald Kennedy. Improving Student Learning in Mathematics and Science: The Role of National Standards in State Policy. National Academy Press, 1997.
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