Nelson, Mark
M&T Books, 1991
Buku Teks
Held, Gilbert
John Wiley & Sons, 1983
Buku Teks
Infokomputer, 2009
Multimedia
Joydeep Ghosh, David Skillicorn, Diane Lambert, Jaideep Srivastava
Society for Industrial and Applied Mathematics, 2006
eBooks
IFIP, TC8, 1988
Buku Teks