Kreitzberg, Charles B., author
Harcourt Brace Jovanovich, 1972
Buku Teks
Graham, Robert M., author
John Wiley & Sons, 1975
Buku Teks
Braunl, Thomas, author
Prentice-Hall, 1993
Buku Teks
Beck, Leland L., author
Addison-Wesley, 1985
Buku Teks
Ullman, Jeffrey D., 1942-, author
Prentice-Hall, 1998
Buku Teks