If there's just one book you get, this is probably the one to invest in, I know it's sort of expensive, but it can really come in handy on those late nights when you can't remember what goes where.
As opposed to the restoration manual above, this one has more in the way of service & repair(obviously) - it was another great help when we were putting it all back together & restoring some individual parts.
This was actually in the back bed of mine when I bought the truck.
