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1.

図書
図書
1. Supervision : democratic leadership in the improvement of learning. 2nd ed
by A.S. Barr, William H. Burton [and] Leo J. Brueckner
出版情報: New York ; London : D. Appleton-Century, c1947
シリーズ名: Appleton series in supervision and teaching
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2.

図書
図書
2. The guidance of learning activities : a summary of the principles of teaching as based upon the principles of learning
by William H. Burton
出版情報: New York ; London : D. Appleton-Century, c1944
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