Lower, Arthur R.M.
Longmans, Green and Company, 1958
Buku Teks
Lower, Arthur R.M.
Longmans, Green and Company, 1959
Buku Teks
Lower, Arthur R.M.
The Ryerson Press, 1952
Buku Teks
McInnis, Edgar, author
Clarke Irwin, 1956
Buku Teks
McInnis, Edgar, author
Holt, Rinehart and Winston of Canada, 1982
Buku Teks