?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Citra+Widiyaningrum+-+04630021%2C+&rft.aulast=Citra+Widiyaningrum+-+04630021&rft.aufirst=+&rft.degree=Skripsi&rft.date=3+August+2009&rft.title=PENGARUH+BAHAN+PENUTUP+TERHADAP+KADAR+ALKOHOL+PADA+PROSES+FERMENTASI+UBI+KAYU+(Manihot+esculenta+crantz)+DAN+UBI+JALAR+(Ipomea+batatas+L.+Sin)&rft.inst=UIN+Sunan+Kalijaga+Yogyakarta