White, Irvin L., author
University of Arizona Press, 1972
Buku Teks
Christol, Carl Quimby, author
Kluwer Law and Taxation , 1991
Buku Teks
Warr, George, author
Sweet & Maxwell, 1994
Buku Teks
Hales, Michael G.
Prentice-Hall, 198
Buku Teks
Prosser, William L., author
West Publishing, 1971
Buku Teks