Hitchhiker's Guide to Visual Studio and SQL Server: Best Practice Architectures and Examples (7th Edition)
by William R. Vaughn and Peter Blackburn

Bill and Peter have gone back to basics in this book and bring us all the way through professional SQL Server development. This is an excellent read and well told by the authors. Bill gave an excellent presentation of this book and other database related content at the recent Seattle Code Camp in late 2006.

Stylin' with CSS: A Designer's Guide
by Charles Wyke-Smith

If you already understand a little of CSS and looking to make that leap into standards based development, this is the book read. Its fairly short in pages, but deep in content. Its a must read for a solid understanding of positional CSS and modern web page layout.

Professional ASP.NET 2.0 Special Edition
by Bill Evjen, Scott Hanselman, Devin Rader, Farhan Muhammad, and Srinivasa Sivakumar

One of the best books ever written on ASP.Net 2.0, and by Portland's own Scott Hanselman. This book gives a great introduction to the many features available in ASP.Net 2.0 and how to use them in your web applications.

Professional DotNetNuke 4: Open Source Web Application Framework for ASP.NET 2.0
by Shaun Walker, Joe Brinkman, Bruce Hopkins, Scott McCulloch, Chris Paterra, Patrick J. Santry, Scott Willhite, and Dan Caron

The first chapter by Shaun Walker is worth the price of the book alone. Shaun describes the efforts required to launch the DotNetNuke corporation and the problems he ran into along the way. This book is a great introduction to DotNetNuke, the ASP.Net framework for building websites used by hundreds of thousands of sites today.

Software Requirements, Second Edition
by Karl E. Wiegers

Every developer is an analyst at some point and this book by Kari Weigers provides some solutions to common problems faced by developers as they try to extract the intent from the business people who interact with the application.