edited by Hilary Lewis Ruttley
[publisher not identified], 1995
Buku Teks
Corman, Calvin W., author
Little,Brown and Company, 1983
Buku Teks
Langen, Eugen
A.W.Sijthoff, 1973
Buku Teks
Stephenson, G.
Black Stone Press Limited, 1998
Buku Teks
Stephenson, G.
Blackstone Press limited, 1995
Buku Teks