@unpublished{repository33159,
           title = {Pembimbing Skripsi Utama a.n. Dinda Dwi Rizyani},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof Dr Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/33159/},
          author = {Abu Bakar Fahmi, ABF}
}