000 00301nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a577
100 _aJerry A Nathanson
245 0 _aBasic environment technology, water supply
250 _a4
260 _bPrentice Hall Of India
_c2002
942 _cBK
999 _c1584
_d1584