※一部利用できない機能があります
1.
図書 |
prepared by the Food and Agriculture Organization of the United Nations
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2.
図書 |
prepared by the International Commission of Mathematical Instruction (ICMI)
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3.
図書 |
UNESCO
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4.
図書 |
[edited by] Emanuel de Kadt
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5.
図書 |
edited by Gaston Mialaret
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6.
図書 |
by W.D. Wall
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7.
図書 |
Unesco
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8.
図書 |
prepared by Unesco, UNEP, FAO
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9.
図書 |
Unesco ; International Council of Scientific Unions. Scientific Committee on Oceanic Research
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10.
図書 |
prepared by the Unesco Social Science Documentation Center
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