<xsl:stylesheet version = '1.0'
     xmlns:xsl='http://www.w3.org/1999/XSL/Transform'>
<xsl:template match="/">
     <h1>
          <xsl:value-of select="//title"/>
     </h1>
     <h2>
          <xsl:value-of select="//author"/>
     </h2>
</xsl:template>
</xsl:stylesheet>