Grob, Bernard, author
McGraw-Hill, 1977
Buku Teks
Bignell, James, author
McGraw-Hill, 1985
Buku Teks
Da Rosa, Aldo Vieira, author
Optimization Software, 1989
Buku Teks
Mitchell, F. H., author
Addison-Wesley, 1959
Buku Teks
Kissell, Thomas E.
Prentice Hall International, 1997
Buku Teks