The top three Kennedy assassination books that prove once and for all that Lee Harvey Oswald was a lone gunman who pulled off the killing of the century with no involvement in any sort of conspiracy;

1) Reclaiming History by Vincent Bugliosi

2) Reclaiming History by Vincent Bugliosi

3) Reclaiming History by Vincent Buglios

If you haven't read it take the time to do so. Granted, it is a huge volume (approx 1600 pages)
but I think IMHO,you will be glad you did.

I picked up a copy at the local 1/2 price book store,but after reading it,I would have willingly spent 3 times the actual retail price on it.