@unpublished{repository51085,
            note = {Unpublished},
           title = {Surat Tugas dan Sertifikat Peserta Workshop},
       publisher = {FEB UHAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/51085/},
          author = {Irsyad Ali Amin, Irsyad}
}