@unpublished{UNY4326,
           title = {PENINGKATAN KETERAMPILAN BERDISKUSI
DENGAN METODEJIG SAW
PADA SISWA KELAS XF SMANEGERI1 SEYEGAN KABUPATEN
SLEMAN},
          author = {  Zelika Wulandari},
           month = {October},
            year = {2011},
          school = { },
             url = {http://eprints.uny.ac.id/4326/}
}