Turner, Paul, author
Clarendon Press, 1990
Buku Referensi
Kennedy, X. J., author
Pearson Longman, 2005
Buku Referensi
Kratz, Ernst Ulrich, author
Gadjah Mada University Press, 1988
Buku Referensi
Chicago : The Modern Poetry Association
Majalah, Jurnal, Buletin
edited by John Caldwell, Edward Olleson and Susan Wollenberg
Oxford University Press, 1990
Buku Teks