@unpublished{repository54480,
            note = {Unpublished},
           title = {47. Surat Tugas Ketua Ketahanan PP Pemuda Muhammadyah Bahrudin},
       publisher = {Universitas Muhammadiyah Prof. Dr. HAMKA},
          author = {Bahrudin, Bahrudin},
             url = {http://repository.uhamka.ac.id/id/eprint/54480/}
}