Goel, Satish
Diamond Pocket Books, 2001
Buku Teks SO
Tanenbaum, Albert
McGraw-Hill, 1951
Buku Teks SO
edited by Phillip L. Williams, Robert C. James, and Stephen M. Roberts
John Wiley & Sons, 2000
Buku Teks SO
Artikel Jurnal
[consultant editors, Christopher M. Brown, D.A. Hogg, D.F. Kelly]
Oxford University Press, 1988
Buku Referensi