@unpublished{repository38530,
            note = {Unpublished},
           title = {Sertifikat Presenter pada the 4th SEASIA BIENNIAL CONFERENCE},
       publisher = {Universitas Muhammadiyah Prof Dr. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/38530/},
          author = {Pranawati, Rita}
}