000 00300nam a2200109Ia 4500
008 220201s1982 xx 000 0 eng d
100 _aTRUSSEL R R
245 0 _aSTANDARDS METHODS FOR THE EXAMINATION OF WATER WASTE WATER
260 _aLONDON
_bR P H S WASHINGTON
_c1982
300 _a948
942 _2ddc
999 _c90987
_d90987