@unpublished{repository37778,
            note = {Unpublished},
           title = {Sertifikat Kegiatan Pengabdian Masy di SD R Ulum},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/37778/},
          author = {Mardhiati A{,} S.KM.{,} M.Kes, Dr.}
}