@unpublished{repository3021,
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {Laporan KBMI tahun 2020},
            note = {Unpublished},
          author = {Muhamad Febri Akbar Perkasa, Akbar and Nabila Rahmadanti, Nabila},
             url = {http://repository.uhamka.ac.id/id/eprint/3021/}
}