?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Krisna+Raditya&rft.aulast=Pratama&rft.au=Pratama%2C+Krisna+Raditya&rft.inst=Fakultas+Matematika+dan+Ilmu+Pengetahuan+Alam+UNY&rft.title=Efektivitas+Model+Pembelajaran+Discovery+Learning+terhadap+Keterampilan+Proses+Sains+Peserta+Didik+Kelas+X+Semester+2+SMA+Negeri+10+Yogyakarta+Tahun+Ajaran+2016%2F2017&rft.degree=S1&rft.date=10+July+2017