| 000 | 00406nam a2200169Ia 4500 | ||
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| 008 | 220421s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _c140 | ||
| 040 | _aET | ||
| 082 | _a628 DES S | ||
| 100 |
_aDeswal, S.S.; _96225 |
||
| 245 | 0 | _aEnvironmental engineering | |
| 260 |
_bDhanpat Rai _aDelhi |
||
| 300 | _a288p. | ||
| 650 |
_aMechanical Engineering _98888 |
||
| 700 |
_aDeswal, S. _99347 |
||
| 942 | _cBK | ||
| 999 |
_c55950 _d55950 |
||