Scott, Ernest
Oxford University Press, 1920
Buku Teks
Scott, Ernest
Oxford University Press, 1935
Buku Teks
Clark, Manning, 1915-1991, author
New American Libray, 1980
Buku Teks
Freeland, J.M. (John Maxwell), 1920-, author
F.W. Cheshire, 1968
Buku Teks
Sutcliffe, J.T., author
Macmillan, 1967
Buku Teks