00612nam a2200181Ia 4500003000600000005001700006008004100023020001800064040004900082082001800131100000600149245003000155260002500185500005100210942001200261952014000273999001700413NORSU20240813013559.0240220s9999    xx            000 0 und d  a9781680959666  aNORSU Dumaguete (Main Campus ll)cNORSU-MCII  a628 En88 2018  a- 0aEnvironmental engineering  b3G E-LearningcC2018  aIncludes bibliographical references and index.  cBK2ddc  00102ddc4070aNORSU-MCIIbNORSU-MCIIcCIRCd2024-02-20i45498l0oRes. 628 En88 2018pNORSU000001320r2024-02-20tc1w2024-02-20yBK  c24665d24665