1.
図書 |
translated and pub. by the Department of Education
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2.
図書 |
compiled in the Office of Education by Everett V. Samuelson, George G. Tankard, Jr., Hoyt W. Pope ; cooperating associations, American Association of School Administrators ... [et al.] ; director of the project, Fred F. Beach
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3.
図書 |
by Harold K. Jack
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4.
図書 |
by G. Stanley Hall
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5.
図書 |
edited by Vivienne Anderson
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6.
図書 |
by Jane Brownlee
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7.
図書 |
by Walter P. Metzger
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8.
図書 |
American school publishing
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9.
図書 |
by Thomas Arkle Clark
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10.
図書 |
Bureau international d'éducation
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