This is an Apress book now but Thearon is still a good Wrox author so I'm happy to help:
Have you considered ordering it from Amazon UK?
http://www.amazon.co.uk/exec/obidos/ASIN/1590592735
The shipping time from there to you might be a lot better than shipping from the U.S.

Jim Minatel
Senior Acquisitions Editor
Wiley Technology Publishing
WROX Press
Blog: http://wroxblog.typepad.com/
Jim's Book of the week: Professional DotNetNuke ASP.NET Portals