@unpublished{repository50703,
           title = {Bukti Membimbing Skripsi (pembimbing utama) WIRDA SAMPULAWA},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof.Dr.Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/50703/},
          author = {Gufron Amirullah, Gufron}
}