000 00390nam a2200145Ia 4500
008 241226s9999 xx 000 0 und d
020 _a0
082 _a628
_bKOT
100 _aKotaiah, B
245 0 _aEnvironmental engineering laboratory manual
260 _aAnand :
_bCharotar Publication,
_c1994.
300 _aXI,212
365 _a60
650 _aElectrical Electronics Communication,
999 _c129928
_d129928