@unpublished{repository28811,
     institution = {Universitas Muhammadiyah Prof. DR. Hamka},
           title = {laporan akhir penelitian irena},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
            type = {Project Report},
            note = {Unpublished},
            year = {2021},
             url = {http://repository.uhamka.ac.id/id/eprint/28811/},
          author = {Irena Ujianti, Irena and Wawan Budisusilo, Wawan}
}