000 00378nam a2200133 4500
020 _a978-93-325-8195-1
082 _a628.1
_bVAR
100 _aVarandani, N S
_911492
245 _aEnvironmental engineering
_bPrinciples and practives
260 _aIndia
_bPearson
_c2017
300 _a574pp.
500 _aEnvironmental microbiology, Waste waters, Noise, Air pollution
942 _cBK
999 _c245380
_d245380