@phdthesis{UNY6685,
          author = {KRISTIYANI MARIA WINDA EKA },
           title = {PEMANFAATAN TEPUNG  UBI UNGU DALAM PEMBUATAN PRODUK PATISERI },
           month = {October},
            year = {2012},
          school = {UNY},
             url = {http://eprints.uny.ac.id/6685/}
}