?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Oktavia&rft.au=Oktavia%2C+Lusi&rft.aufirst=Lusi&rft.pages=427-434&rft.atitle=Perbandingan+Hasil+Belajar+Siswa+Menggunakan+Media+Video+Pembelajaran+dengan+Powerpoint+Berbasis+Contextual+Teaching+and+Learning+di+SMA&rft.date=2020&rft.issue=3&rft.issn=2684-8880&rft.title=PILLAR+OF+PHYSICS+EDUCATION&rft.volume=13&rft.genre=article