000 00344nam a2200145Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
020 _a0 85226 897 1
082 _a363.73
082 _bVAR/W
100 _aC K
_bVARSHNEY
245 0 _aWATER POLUTION AND MANAGEMENT
260 _aNEW DELHI
260 _bWILLY EASTERN LIMILTED
260 _c1991
999 _c6378
_d6378