00394nam a2200145Ia 4500003000600000005001700006008004100023020001800064040004900082082001700131100001900148245003000167260003100197500002000228NORSU20240813020429.0240220s9999    xx            000 0 und d  a9780816072002  aNORSU Dumaguete (Main Campus ll)cNORSU-MCII  a628 M25 2010  aMaczulak, Anne 0aEnvironmental Engineering  bFacts on File, Inc.cc2010  aIncludes index.