Phillip Pulsiano, Elaine Treharne, editor
Blackwell Publishing, 2008
Buku Teks
edited by Michael Lapidge, John Blair, Simon Keynes, and Donald Scrag
West Sussex Wiley-Blackwell, 2014
Buku Referensi
Bagnall, Roger S.,
Routledge, 1995
Buku Teks
Byars, Jackie
Routledge, 1991
Buku Teks
Anderson, G.K.
Princeton : Princeton University Press, 1949.
Buku Teks