000 00310nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a363.739 4 GOE/W
100 _aGOEL P K
245 0 _aWATER POLLUTION ,CAUSES, EFFECTS AND CONTROL
260 _bVANI EDUCATIONAL BOOKS
_c2001
300 _a269
942 _cTB
999 _c12730
_d12730