000 00404nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a628.3
100 _aGarg S. K.
245 0 _aSewage deisposal and air pollution engineering
260 _aNew Delhi
260 _bDhanpat Rai Pub. Co.
260 _c2005
300 _a1048p.
365 _b205
650 _aCIVIL
942 _cBB
999 _c450
_d450