@unpublished{repository20668,
       publisher = {Universitas Muhammadiyah Prof. DR{\ensuremath{>}}HAMKA},
            note = {Unpublished},
           title = {Bahasa Inggris 1 TM 1C},
             url = {http://repository.uhamka.ac.id/id/eprint/20668/},
          author = {AKHMAD, Haqiqi}
}