000 00376nam a2200121Ia 4500
001 MPKV058221
008 120911s9999 xx 000 0 und d
082 _a631.7
245 _aAmerican Water Works Assocaition Journal Vol 67 No.1-12
_c;
246 _aAmerican Water Works Assocaition Journal Vol 67 No.1-12
260 _aColo
_bDenver
_c1975
650 _aIrrigation and Drainage
999 _c56211
_d56211