Wiederhold, Gio, author
McGraw-Hill, 1977
Buku Teks
Wiederhold, Gio, author
McGraw-Hill, 1983
Buku Teks
Teorey, Toby J.
Englewood Cliffs, NJ: Prentice-Hall, 1982
Buku Teks
Slusky, Ludwig
Times Mirror, 1988
Buku Teks
Hogan, Rex, 1944-, author
Prentice-Hall, 1990
Buku Teks