?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Suminar&rft.aulast=Linda&rft.au=Linda%2C+Suminar&rft.date=2017&rft.degree=Skripsi&rft.title=Perbedaan+Model+Pembelajaran+Discovery+Learning+Dan+Problem+Based+Learning+Terhadap+Penguasaan+Konsep+Siswa+Pada+Materi+Sistem+Pencernaan+Manusia&rft.inst=Universitas+Pakuan