Lorin, Harold
John Wiley & Sons, 1980
Buku Teks
Peleg, David
Society for Industrial and Applied Mathematics, 2000
eBooks
Sloman, Morris
Prentice-Hall, 1987
Buku Teks
Coulouris, George F.
Addison-Wesley, 1988
Buku Teks
Rai, Suresh
Calif IEEE Computer Society Press , 1990
Buku Teks