Artikel Jurnal
Wood, Steve, author
McGraw-Hill, [date of publication not identified]
Buku Teks
Abdul Kadir, author
Elex Media Komputindo, 1991
Buku Teks SO
by Borland International Inc.
Borland International, 1987
Buku Teks
Taniar, David R., author
Elex Media Komputindo, 1989
Buku Teks