Ratner, David L., author
West Publishing, 1992
Buku Teks
McManis, Charles R., author
West Publishing, 1992
Buku Teks
Stockton, John M., author
West Publishing, 1992
Buku Teks
Gellhorn, Ernest, author
West , 1994
Buku Teks
Dobbyn, John F., author
West Publishing, 1989
Buku Teks