Vodopich, Darrell S., author
McGraw-Hill , 2005
Buku Teks
Vodopich, Darrell S., author
McGraw-Hill, 2008
Buku Teks
Dickey, Jean, author
Benjamin Cummings, 2003
Buku Teks
Abramoff, Peter, author
Prentice-Hall, 1968
Buku Teks
Dolphin, Warren D., author
McGraw-HIll, 2002
Buku Teks