Mcinnes, Graham
Toronto The Macmillan Co of Canada Limited 1950
Buku Teks
University of Toronto Press, 2014
Buku Teks
edited by Jack Davis and Robert Lecker
General Publishing, 1982
Buku Teks
Farrell, Brian R. (Brian Richard), author
Cambridge University Press, 2017
Buku Teks
M.A.K. Kalliday
Continuum, 2004
Buku Teks