@unpublished{repository6611,
            year = {2021},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           month = {March},
           title = {SK Mengajar Semester Gasal 2020-2021},
            note = {Unpublished},
          author = {Utari, Retno},
             url = {http://repository.uhamka.ac.id/id/eprint/6611/}
}