NCC Publications, 1983
Buku Teks
Heyden, 1980
Buku Teks
Lorin, Harold, author
John Wiley & Sons, 1980
Buku Teks
Peleg, David, author
Society for Industrial and Applied Mathematics, 2000
eBooks
Tanenbaum, Andrew S., 1944-, author
Pearson, 2014
Buku Teks