@unpublished{repository17558,
           title = {Mengenal beberapa penyakit gigi dan mulut},
            note = {Unpublished},
            year = {2021},
       publisher = {Faculty of Medicine Muhammadiyah University of Prof. Dr. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/17558/},
          author = {Wasis Sumartono, Wasis}
}