Holzner, Steven, author
Brady Books, 1992
Buku Teks
Schildt, Herbert, author
McGraw-Hill, 1997
Buku Teks
Bronson, Gary J., author
Cengage Learning, 2013
Buku Teks
Korn, Granino A., author
McGraw-Hill, 1968
Buku Referensi
Langsam, Yedidyah, author
Prentice-Hall, 1996
Buku Teks