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| 005 | 20250417094043.0 | ||
| 008 | 250401s1979 xx 000 0 eng d | ||
| 020 | _a8173712018 | ||
| 041 | _aENGLISH | ||
| 082 | _a507 Une-N | ||
| 100 | _aUnesco | ||
| 245 | 0 | _aNew unesco source book for science teaching | |
| 260 |
_aHyerabad _bUNIVERSITIES PRESS _c1979 |
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| 300 | _a270 | ||
| 650 | _aPure Sciences - Study And Teaching | ||
| 942 |
_2ddc _cBK |
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| 999 |
_c1040 _d1040 |
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