000 00388nam a2200145Ia 4500
008 241226s9999 xx 000 0 und d
020 _a81-224-0301-8
082 _a628.5
_bRAO
100 _aRao, C
245 0 _aEnvironmental pollution control engineering
260 _aNew Delhi :
_bNew Age Publication,
_c1998.
300 _aVIII,431
365 _a165
650 _aCivil Engineering
999 _c131211
_d131211