?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Susanti&rft.au=Susanti%2C+Pradila&rft.aufirst=Pradila&rft.inst=Universitas+Negeri+Padang&rft.date=2020&rft.degree=Bachelor%2FSkripsi&rft.title=Pengembangan+E-+Book+pada+Mata+Pelajaran+IPA+Kelas+VIII+SMP.