000 00444nam a2200157 a 4500
020 _a9380090218 (hardcover)
020 _a9789380090214 (hardcover)
082 _a628.1 Gaur 24768 1st 2012 Env.Science
100 1 _aGaur, P. K.
_91880
245 1 0 _aPrinciples of water & wastewater treatment /
250 _a1st ed.
260 _aNew Delhi :
_bSBS Publishers,
_c2012.
300 _a331 p. ;
650 _aEnvironmental Science
_9432
942 _cBK
999 _c903
_d903