@unpublished{repository38588,
            note = {Unpublished},
           title = {Disertasi Mimin Ninawati},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/38588/},
          author = {Mimin, Ninawati}
}