@unpublished{repository46658,
           title = {SK dan Laporan Skripsi (Karina)},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/46658/},
          author = {Doni Wahidul Akbar, Doni}
}