Kroenke, David M., 1946-, author
McGraw-Hill, 1989
Buku Teks
Post, Gerald V.
MCGraw-Hill , 2003
Multimedia
McLeod, Raymond, author
Pearson Prentice Hall, 2007
Buku Teks
Li, David H., author
Science Research Associates, 1972
Buku Teks
edited by Fred Gruenberger
Prentice-Hall, 1972
Buku Teks