Keefe, William J., author
Prentice-Hall, 1994
Buku Teks
Davies, Jack, author
West Publishing, 1975
Buku Teks
Gelfand, M. David, author
West Publishing, 1986
Buku Teks
Lexington Books, 1983
Buku Teks
Gould, William B., IV, author
MIT Press, 1982
Buku Teks