Hey guys

I've been trying to use XmlTextReader for this one but could not manage to get exactly what I wanted.
I have this XML (example). I'd like to read each of it's elements and attributes into textBoxes.
but... only from the firstCatalog. how do I do it?

<?xml version="1.0"?>
<book id="bk101">
<author>Gambardella, Matthew</author>
<title>XML Developer's Guide</title>
<description>An in-depth look at creating applications
with XML.</description>
<book id="bk102">
<author>Ralls, Kim</author>
<title>Midnight Rain</title>
<description>A former architect battles corporate zombies,
an evil sorceress, and her own childhood to become queen
of the world.</description>
<book id="bk103">
<author>Corets, Eva</author>
<title>Maeve Ascendant</title>
<description>After the collapse of a nanotechnology
society in England, the young survivors lay the
foundation for a new society.</description>
<book id="bk104">
<author>Corets, Eva</author>
<title>Oberon's Legacy</title>
<description>In post-apocalypse England, the mysterious
agent known only as Oberon helps to create a new life
for the inhabitants of London. Sequel to Maeve