@unpublished{repository19658,
           title = {sk Dekan F. PSikologi Uhamka, DH, DN, BAP Statistik 3B},
       publisher = {universitas  muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/19658/},
          author = {TRESNAWATY, YULISTIN}
}