Rudd, Gillian, author
Routledge , 2001
Buku Teks
edited by Richard J. Schoeck and Jerome Taylorand
University of Notre Dame Press, 1968
Buku Teks
Ward, Adolphus William, author
Macmillan, 1879
Buku Teks
Chaucer, Geoffrey, author
Oxford University Press, [date of publication not identified]
Buku Teks
Fichte, Joerg O.
Guntur Narr Verlag, 1980
Buku Teks