Donaldson, Thomas
Prentice-Hall, 1982
Buku Teks
Amerasinghe, Anthony Ranjit Bevis, author
Lake House Investments, 1971
Buku Teks
Fisse, Brent
Cambridge University Press, 1993
Buku Teks
Votaw, Dow
Prentice-Hall, 1965
Buku Teks
Choper, Jesse H., author
Harcourt Brace Legal and Profesional Publications, 1989
Buku Teks