@unpublished{repository51547,
           title = {B. Bahasa Indonesia},
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/51547/},
          author = {Doni Wahidul Akbar, Doni}
}