edited by Matt Bonass, Michael Rudd
Globe Law and Business, 2010
Buku Teks
ed. by Michael J. Kennish
CRC Press, 1994
Buku Referensi
McPartland, Joseph F., author
McGraw-Hill, 1984
Buku Referensi
Douglas-Young, John, author
Parker Publishing Company, 1979
Buku Referensi
Lenk, John D., author
Prentice-Hall, 1978
Buku Referensi