000 00289nam a22001097a 4500
000 nam a22 7a 4500
001 105886
020 _a978-0-07-049463-3
100 _aBasak,N N
_960763
245 _aEnvironmental engineering
260 _bMcGraw Hill Education (India) Private Limite
_c2003
999 _c105886
_d105886