@unpublished{repository28135,
       publisher = {Universitas Muhammadiyah Prof. DR. Hamka},
            note = {Unpublished},
           title = {laporan pengabdian sma 98 jakarta},
             url = {http://repository.uhamka.ac.id/id/eprint/28135/},
          author = {Nofendri, Yos}
}