Budnick, Frank S., author
McGraw-Hill, 1985
Buku Teks
Johson, David B., author
Grove Brooks/Cole, 1999
Buku Teks
[by] John G. Kemeny [and others]
Prentice-Hall, 1962
Buku Teks
Lial, Margaret L., author
Addison-Wesley, 2005
Buku Teks
Goldstein, Larry Joel, author
Prentice-Hall, c1984.
Buku Teks