Ambrose, Gavin
Bloomsbury Academic, 2015
Buku Teks SO
edited by Hasso Plattner, Christoph Meinel and Larry Leifer
Springer-Verlag, 2012
eBooks
Crowe, Norman
John Wiley & Sons, 2012
Buku Teks SO
Rowe, Peter G.
MIT Press, 1998
Buku Teks SO
Wagner, Walter F.
McGraw-Hill, 1974
Buku Teks SO