@unpublished{repository9819,
           title = {lampiran mengajar praktikum farmasi fisika},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/9819/},
          author = {Elfiyani, Rahmah}
}