@unpublished{repository8591,
           title = {Hasil Peer Review Buku Kumpulan Puisi Sepasang Sayap Bahasa di Punggungnya},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
          author = {Syarif, Hidayatullah},
             url = {http://repository.uhamka.ac.id/id/eprint/8591/}
}