?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=31110014&rft.au=31110014%2C+MARIA+ONATA+BARA&rft.aufirst=MARIA+ONATA+BARA&rft.inst=Universitas+Kristen+Duta+Wacana&rft.degree=Bachelor&rft.title=AKUMULASI+LOGAM+BERAT+(Pb)+PADA+BEBEK+(Anas+moscha)&rft.tpages=46&rft.date=February+2016