Alderman, Eric, author
McGraw-Hill, 1988
Buku Teks
Andersen, Virginia, author
McGraw-Hill, 2003
Buku Teks
[publisher not identified], [date of publication not identified]
Buku Teks
Matthews, Martin S., author
McGraw-Hill, 1993
Buku Teks
Dina Heryanto, author
Elex Media Komputindo, 1988
Buku Teks