This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
You might consider looking up what the xsl:value-of element does. Once you read its description you should understand why you see what you see. And if you want an exact copy of the contents of the <page> element, complete with markup and not just the text, you might consider looking up an element which makes a copy of something. It's not like reference material for XSLT is completely unavailable, you know. There are books. There are even sites on the Internet which tell you that. You could search them out.