?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=31061108%2C+JULIAN&rft.aulast=31061108&rft.aufirst=JULIAN&rft.date=February+2011&rft.inst=Universitas+Kristen+Duta+Wacana&rft.degree=Final+Year+Projects+(S1)&rft.title=AKUMULASI+Pb+PADA+ORGAN+IKAN+LELE+LOKAL+(Clarias+batrachus)+YANG+DIPELIHARA+DALAM+TAMBAK&rft.tpages=46