Meijer, Anton
John Wiley & Sons, 1988
Buku Teks SO
Oxborrow, Mike
McGraw-Hill, 1993
Buku Referensi
Neibauer, Alan
Elex Media Komputindo, 2001
Buku Teks SO
Bobola, Daniel T.
Alpha Books, 1995
Buku Teks SO
Palmer, Michael
Course Technology Cengage Learning, 2013
Buku Teks SO