@unpublished{repository7435,
           title = {Konsep Dasar IPS 1E Semester Ganjil 2020-2021},
            note = {Unpublished},
       publisher = {UHAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/7435/},
          author = {Ika Yatri, Ika Yatri}
}