@unpublished{repository3090,
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
           title = {Pengabdian kepada Masyarakat},
            note = {Unpublished},
          author = {Rachman, Nur Hadiyazid and Yanto, Yanto},
             url = {http://repository.uhamka.ac.id/id/eprint/3090/}
}