Desolation

From Author Wars - https://authorwars.com/publications/desolation-1008987.html

Overview:

Title: Desolation
Author: Tim Lebbon
Year: 2007
ISBN-10: 9780843954289
Publisher: Leisure Books / Dorchester Publishing
Price: $7.99
Pages: 309
Binding: Paperback
Type: Novel
Title Reference: Desolation
Notes: Info from Archive.org copy. Unlike the first printing which is on Google Books this printing has both ISBN-10 and ISBN-13 on inside front cover and back cover. There is an ad at the end for 3 upcoming werewolf books from the publisher which all have 2008 publication dates starting in January so it is assumed this was published in late 2007.