Forte, Allen, author
MIT Press, 1968
Buku Teks
Schur, Lee David, author
Addison-Wesley, 1973
Buku Teks
Wegner, Peter, author
Prentice-Hall, 1980
Buku Teks
Armor, David J., author
Free Press, 1972
Buku Teks
Brodie, Leo, author
Prentice-Hall, 1981
Buku Teks