@unpublished{repository34624,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
           title = {Narasumber pembekalan PBL 2},
             url = {http://repository.uhamka.ac.id/id/eprint/34624/},
          author = {Arumsari, Imas}
}