| 000 | 003480000a22001210004500 | ||
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| 008 | 140223b1975 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEnglish | ||
| 100 | _a:BULLETIN | ||
| 245 | _aBULLETIN OF THE INTERNATIONAL BUREAU OF EDUCATION:EDUCATIONAL DOCUMENTATION AND INFORMATION | ||
| 260 |
_aPARIS _bUNESCO _c1975 |
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| 650 |
_a _a |
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| 906 | _a:UNESCO | ||
| 999 |
_c139906 _d139906 |
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