@unpublished{repository28138,
            note = {Unpublished},
           title = {sertifikat microsof word 2016},
       publisher = {Universitas Muhammadiyah Prof. DR. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/28138/},
          author = {Nofendri, Yos}
}