@unpublished{repository41259,
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
           title = {Bukti ajar msdm},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/41259/},
          author = {Hamid Al Jufri, Jufri}
}