Hammond, Joseph L.
Addison-Wesley, 1986
Buku Teks SO
Higginbottom, Gary N.
Artech House, 1998
Buku Teks
Gebali, Fayez
Springer International Publishing , 2015
eBooks
Sauer, Charles H.
Prentice-Hall, 1981
Buku Teks SO
Tanenbaum, Andrew S., 1944-
Prentice-Hall, 1981
Buku Teks SO