Bell, D. (1968). The reforming of general education: The columbia College experience in its national setting. Anchor.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Bell, Daniel. The Reforming of General Education: The Columbia College Experience in Its National Setting. N. Y.: Anchor, 1968.
MLA -ийн эшлэл (9 дэх хэвлэлт)Bell, Daniel. The Reforming of General Education: The Columbia College Experience in Its National Setting. Anchor, 1968.
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