Albeit from a a fair few years ago, but there are some, no many, lessons which could and should have been taken from the Dhofar war and applied to most if not all of the present and recent conflicts in the "Middle East". A superb record of how a war against an implacable enemy can be won is to be found in John Akehurst's account "We Won a War".
Sorry chaps, its no longer in print and I am hanging on to my well battered and treasured copy. But the ISBN is 0859550915 should you be lucky enough to find it on ebay or wherever..