@unpublished{repository55107,
           title = {sk,bap,absensi konsep dasar IPS},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
          author = {Ika Yatri, Ika Yatri},
             url = {http://repository.uhamka.ac.id/id/eprint/55107/}
}