Final report: Asian Expert Seminar on the Development of Science/ Mathematics Concepts in Children, Bangkok, 29 May-10 June 1972.
| मुख्य लेखक: | |
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| अन्य लेखक: | , , |
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Bangkok
Unesco Regional Office for Education in Asia
1972
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| विषय: |