Guruswamy, Laskshman
[Publisher not identified], 1994
Buku Teks
Folsom, Ralph Haughwout
West Group, 1999
Buku Teks
McDougal, Myres S. (Myres Smith), 1906-1998
Yale University Press, 1960
Buku Teks
edited by Beth A. Simmons and Richard H. Steinberg
Cambridge University Press, 2006
Buku Teks
Shaw, Malcolm Nathan, 1947-
Cambridge University Press, 2017
Buku Teks