Peter R. Neumann & M.L.R. Smith 
Strategy of Terrorism [PDF ebook] 
How it Works, and Why it Fails

This is the first book to set out a comprehensive framework by which to understand terrorism as strategy. It contends that even terrorism of the supposedly nihilist variety can be viewed as a bona fide method for distributing means to fulfil the ends of policy, that is, as a strategy. The main purpose of the work is to describe the dynamics of terr