@unpublished{repository37291,
           title = {Surat Tugas Dekan Narasumber Sipat Siput},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof Dr Hamka},
          author = {Ima Mulyawati, IM},
             url = {http://repository.uhamka.ac.id/id/eprint/37291/}
}