Litvak, Isaiah A., author
McGraw-Hill Ryerson, 1984
Buku Teks
Nichilson, Mary Jo
Prentice-Hall, 1997
Buku Teks
Ebb, Lawrence F., author
West Publishing, 1964
Buku Teks
Ebb, Lawrence F., author
West Publishing Company, 1964
Buku Teks
Kluwer Law International, 1996
Buku Teks