@unpublished{repository42332,
       booktitle = {GSM PWA Jabar},
            note = {Unpublished},
           title = {Flyer Und Sert Materi GSM Yadi},
             url = {http://repository.uhamka.ac.id/id/eprint/42332/},
        abstract = {Flyer, Undangan, Sertifikat, dan Materi GSM Yadi Nurhayadi},
          author = {Nurhayadi, Yadi}
}