Just got these from Amazon.com

Microsoft Office SharePoint Server 2007 Administrator's Companion by Bill English

This is one "the" books that you should get if you are implementing SharePoint 2007. I also have the 2003 version which I have used extensively for reference when Implementing Portal Server 2003.

Available from Amazon.com

Developer's Guide to the Windows SharePoint Services v3 Platform by Todd Bleeker

Good resource if you are a developer starting out on developing WSS V3 applications.