000 00351nam a2200109Ia 4500
100 _aGreenberg Arnold E & Clesceri Lenore S Eds
250 _aEdn 18
245 _aStandard Methods for the Examination of Water & Wastewater .-Edn 18
260 _bAm Pub Health Asso, Washington
082 _aG91:(D8655)/N92/B19336
300 _app 10-137,index,44; 28*21
999 _c9896
_d9896