@unpublished{repository11612,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {Dokumen Artikel PSR Maifitrianti},
            note = {Unpublished},
          author = {Maifitrianti, Maifitrianti},
             url = {http://repository.uhamka.ac.id/id/eprint/11612/}
}