@unpublished{repository46171,
       publisher = {Universitas Muhammadiyah Prof. DR HAMKA},
           title = {Berkas pengajaran MK Ekopagi 4B Genap 2425},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/46171/},
          author = {Ony Linda, Ony}
}