I just checked Amazone and found that the Windows Vista Inside Out (Paperback), authored by Ed Bott, Carl Siechert, and  Craig Stinson is on sale:

List Price: $49.99
Price: $29.99 & this item ships for FREE with Super Saver Shipping. Details
You Save: $20.00 (40%)
Get you copy today!

Best Value: Buy Windows Vista Inside Out and get Windows Vista Secrets at an additional 5% off Amazon.com's everyday low price.

Buy Together Today: $52.78
Amazon

Microsoft, Windows Vista, Windows Vista Inside out, Paperback, book, Amazon