00685     2200241   4500001002100000005001700021008004100038020001800079035002400097082000800121090002000129100001800149245009300167250001100260260003100271300002500302500003100327500001100358650001800369850001200387999002100399999002300420YOGYA-0209000005597020090227033629.0                                   ind    a979-21.0613-8  0010-020900000055970  a543  a543bEff TlDEP  aEFENDI, Hefni  aTelaah Kualitas air bagi pengelolaan sumber daya dan lingkungan perairan /cHefni Efendi  aCet. 1  aYogyakartabKanisiusc2003  a258 hlmbilusc21 cm  aBibliografi : hlm. 239-243  aIndeks  aAir, analisis  aYOPDYOG  a2004-407 CB-D-11  a2004-407-h.CB-D-11