Sorauf, Frank J.
Little, Brown & Co., 1988
Buku Teks
Brundage, David, author
Oxford University Press, 2016
eBooks
edited by Allan P. Sindler ; contributors: Edward C. Banfield ... [et. al.].
Little, Brown, 1973
Buku Teks
Sett, Michael J.
University of Hawai'i Press, 2002
Buku Teks
Blackwell, 2004
Buku Teks