000 00273nam a2200121Ia 4500
100 _aSmethurst, George
020 _a0 7277 0071 5
942 _cBK
245 _aBasic water treatment
260 _aThomas Telford, London
_c1979
082 _a628.16 Sme
300 _avii, 216
999 _c59836
_d59836