<pz:metadata type="medium">
<xsl:value-of select="$medium" />
- </pz:metadata>
-
- <pz:metadata type="electronic">
- <xsl:value-of select="$electronic"/>
+ <xsl:if test="string-length($electronic) and $medium != 'electronic'">
+ <xsl:text> (electronic)</xsl:text>
+ </xsl:if>
</pz:metadata>
<xsl:for-each select="tmarc:d900/tmarc:sa">