Corwin, Charles H., author
Prentice-Hall, 2001
Buku Teks
Barret, Richard L., author
Charles E. Merril, 1965
Buku Teks
Nicol, Malcolm F., author
Holden-Day, 1973
Buku Teks
Cooper, Melanie M., author
McGraw-Hill, 2009
Buku Teks
Russo, Steve, author
Pearson Benjamin Cummings, 2007
Buku Teks