@unpublished{repository45105,
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
            note = {Unpublished},
           title = {ST Narsum sertifikat LJP Talk Nurmala},
             url = {http://repository.uhamka.ac.id/id/eprint/45105/},
          author = {nurmala, nurmala}
}