000 00381nam a2200157Ia 4500
008 230711s9999||||xx |||||||||||||| ||und||
041 _aENG
082 _a624
_bCH-D
100 _aChackraverty Shub
245 0 _aDrinking water and science
250 _a1st
260 _c1990
_aNew Delhi
_bScientific Publication Ltd,
300 _a141
650 _aCivil Engineering
942 _cBK
999 _c737
_d737