Strong, Frank R., author
Dennis & Co., 1950
Buku Teks
Kauper, Paul G., author
Little, Brown, 1971
Buku Teks
Keir, D. L. (David Lindsay), author
Oxford University Press, 1948
Buku Teks
O`Connell, D. P., author
The Law Book Company, 1971
Buku Teks
Barrett, Edward L., author
Foundation Press, 1977
Buku Teks