000 00451cam a2200181ua 4500
020 _a81-85046-44-1
041 _aeng
_h
082 _a628.162
_bSME/BA
100 _aSmethurst, George .
245 _aBasic water treatment /
_cGeorge Smethurst.
_hTextual Documents
250 _a1 /
_b.
260 _aJodhpur :
_bScientific Publishers ,
_c1986.
300 _a216 ; .
504 _a
942 _cBK
999 _c9765
_d9765