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| 005 | 20200612120325.0 | ||
| 008 | 180702s9999 xx 000 0 und d | ||
| 020 | _a8170193230 | ||
| 040 | _cPK-IsLIS | ||
| 082 |
_a660.6 _bS61735 |
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| 245 |
_aEnvironment and biotechnology _cBy B. P. Singh, H. N. Verma, K. M. Srivastava |
||
| 260 |
_bToday and Tomorrow's Printers, _aNew Delhi : _c1988 |
||
| 300 | _a126 p. | ||
| 650 | _aTechnology | ||
| 942 | _cBK | ||