@unpublished{repository19868,
           title = {SK, BAP, Presensi, Nilai Mahasiswa Statistik Sosial 3H},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/19868/},
          author = {Tsurayya, Ayu}
}