Lewis, Richard, author
Pitman Books, 1983
Buku Teks
Beams, Floyd A., author
Prentice-Hall, 2000
Buku Teks
Engler, Calvin, author
Irwin, 1995
Buku Teks
Yorston, Robert Keith, Sir., author
The Law Book Co, 1978
Buku Teks
Drebin, Allan R., author
South-Western, 1988
Buku Teks