?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Safira%2C+Risma&rft.aufirst=Risma&rft.aulast=Safira&rft.date=31+July+2021&rft.inst=Universitas+Muhammadiyah+Prof.Dr.+Hamka&rft.degree=Bachelor&rft.title=PENGEMBANGAN+LKPD+MOBILE+LEARNING+BERBASIS+WEB+PADA+MATERI+SISTEM+PENCERNAAN+MANUSIA