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| 999 |
_c1351 _d1351 |
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| 005 | 20260512100722.0 | ||
| 008 | 150811b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a92-3-101058-1 | ||
| 040 |
_aKyUCL _cKYUC |
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| 041 | _aEN | ||
| 050 |
_aQ181 _b.U475 1973 |
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| 245 |
_aNew Unesco Source book for science teaching _cUnesco |
||
| 260 |
_aParis _bUnesco _c1973 |
||
| 300 | _a270p. | ||
| 650 |
_2General Science _xSchool of Pure and Applied Sciences |
||
| 942 |
_2lcc _cLLB |
||