Horowitz, Ellis
Computer Science Press , 1984
Buku Teks
Sebesta, Robert W.
The Benjamin/Cumming Publishing Company.inc, 1989
Buku Teks
Tucker, Allen B.
McGraw-Hill, 1986
Buku Teks
Pratt, Terrence W.
Prentice-Hall, 1975
Buku Teks
Katzan, Harry, Jr.
Auerbach, 1973
Buku Teks