00395nam a2200145Ia 4500003000600000005001700006008004100023020001500064040004900079082001700128100002400145245003500169260002500204500002000229NORSU20240813022256.0240220s9999    xx            000 0 und d  a013082626x  aNORSU Dumaguete (Main Campus ll)cNORSU-MCII  a628 N19 2000  aNathanson, Jerry A. 0aBasic environmental technology  bPrentice Hallcc2000  aIncludes index.