<IndexTerm><Primary>DocBook, pre-supposed</Primary></IndexTerm>
<ListItem>
<Para>
-All our documentation is written in SGML, using the DocBook DTD. Instructions on installing and configuring the DocBook tools are in the installation guide (<XRef LinkEnd="building-docs">).
+All our documentation is written in SGML, using the DocBook DTD.
+Instructions on installing and configuring the DocBook tools are in the
+installation guide (in the GHC user guide).
</Para>
</ListItem></VarListEntry>