prepared by the JAD Lawyers Conference; editor, Fannie J. Klein
American Bar Association Press, 1981
Buku Teks
Schwartz, Bernard
Clarendon Press Oxford, 1972
Buku Teks
Farnsworth, E. Allan
Oceana Publication, 1983
Buku Teks
Haviland, H. Field
The Brooking Institution, 1960
Buku Teks
edited by Frank Freidel and Norman Pollack
Rand McNally, 1963
Buku Teks