?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Djoko&rft.au=Yuwono%2C+Djoko&rft.aulast=Yuwono&rft.title=Analisis+DNA+Plasmid+yang+Menyandi+Gen+Resisten+terhadap+Kloramfenikol+pada+Beberapa+Isolat+Salmonella&rft.inst=Badan+Penelitian+dan+Pengembangan+Kesehatan&rft.date=1997