Hovenkamp, Herbert, author
West Publishing, 1993
Buku Teks
American Bar Association, 1975
Buku Teks
Garrett, James J.
Practising Law Institute, 1978
Buku Teks
Stelzer, Irwin M
Richard D. Irwin, 1986
Buku Teks
Stelzer, Irwin M.
Richard D. Irwin, Inc., 1976
Buku Teks