@unpublished{repository55900,
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
            note = {Unpublished},
           title = {SURAT TUGAS DAN SERTIFIKAT PKM - GERAI LEGKONG APIK PTMA},
             url = {http://repository.uhamka.ac.id/id/eprint/55900/},
          author = {Mustiawan, Mustiawan}
}