The web page says Copyright 2010 at the bottom so I figure it's fairly up to date.
Cost is $26.00 which is kind of spendy for a thin little paperback but the information in it is priceless (to throw just a little hyperbole at you
Seriously, it's a great read. Veral knows whereof he speaks and is a good guy to deal with as well.
Gunnery, gunnery, gunnery.
Hit the target, all else is twaddle!