@unpublished{repository52327,
            note = {Unpublished},
           title = {Hasil Analisis Permasalahan Implementasi},
       publisher = {Universitas Muhammadiyah Prof.DR.HAMKA},
          author = {Zulherman, Zulherman},
             url = {http://repository.uhamka.ac.id/id/eprint/52327/}
}