Newlin, Barbara, author
Osborne/McGraw-Hill, 1985
Buku Teks
Warnier, Jean Dominique, author
Van Nostrand Reinhold, 1981
Buku Teks
Walton, Thomas F.
John Wiley & Sons, 1976
Buku Teks
edited by Panos M. Pardalos, Petros Xanthopoulos, Michalis Zervakis
Springer, 2012
eBooks
Rush, Robert Alan
IEEE Computer Society , 1975
Buku Teks SO