Wells, Lisa K., author
Prentice-Hall, 1995
Buku Teks
Olansen, Jon B., author
Prentice-Hall, 2002
Buku Teks
Olansen, Jon B.
Prentice-Hall, 2002
Multimedia
Olansen, Jon B.
Prentice-Hall, 2002
Multimedia
King, Robert H., author
McGraw-Hill, 2013
Buku Teks