000 | 00406nam a2200169Ia 4500 | ||
---|---|---|---|
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 |