Baldacci, David
Warner Books, 1996
Buku Teks
Tan, Amy
G.P. Putnam's Sons, 1989
Buku Teks
edited by Allan P. Sindler ; contributors: Edward C. Banfield ... [et. al.].
Little, Brown, 1973
Buku Teks
Schlesinger, Arthur Meier
Fawcett Publications, 1965
Buku Teks
Mitchell, W. O.
Macmillan of Canada, 1982
Buku Teks