Cunningham, William P., author
McGraw-Hill, 2003
Buku Teks
Williams, Linda D., author
McGraw-Hill, 2005
Buku Teks
Miller, G. Tyler (George Tyler), 1902-1988, author
Brooks/Cole, 2004
Multimedia
Porteous, Andrew, author
John Wiley & Sons, 1992
Buku Referensi
Cunningham, William P., author
WCB/McGraw-Hill, 1999
Buku Referensi