@unpublished{repository4542,
           title = {Kontrak Belajar MK Analisis Data Lanjutan 2 Semester Ganjil 2020/2021},
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof Dr Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/4542/},
          author = {Retno Mardhiati A, RMI}
}