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| 008 | 140317s9999 xx 000 0 und d | ||
| 082 | _a502 | ||
| 100 | _aMc graw Hill. | ||
| 245 | _aMc. graw Hill yearbook of science and technology1972 | ||
| 260 |
_aNew Delhi _bMc graw Hill _c1972 |
||
| 300 | _a450 | ||
| 653 | _aScience and technology | ||
| 653 | _aYearbook | ||
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_2ddc _cBK |
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_c6077 _d6077 |
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