@misc{repository50809,
           title = {Bukti Mengajar Konsep Dasar IPA - 1B},
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/50809/},
          author = {Zulfadewina, Zulfadewina}
}