The Unicode Consortium. <a href="http://www.unicode.org/unicode/standard/versions/enumeratedversions.html#Unicode_3_1_0"><cite>The Unicode Standard: Version 3.1.0.</cite></a> Addison Wesley Longman. 2000. ISBN 0-201-61633-5. For more information, consult the Unicode Consortium's home page at &lt;a href=&quot;http://www.unicode.org/&quot;&gt;http://www.unicode.org/&lt;/a&gt; URL: <a href="http://www.unicode.org/unicode/standard/versions/enumeratedversions.html#Unicode_3_1_0">http://www.unicode.org/unicode/standard/versions/enumeratedversions.html#Unicode_3_1_0</a>