By Victor Lasky. The author also wrote J.F.K: The Man And The Myth. Calling this true crime is something of a neighborhood play, but RFK Sr. was the Attorney General and the victim of a murder, so I'm going to go with it.
You should consider going with this PB, which has some mild edgewear and some toning to the pages, but the spine is creased, not cracked, and the pages are snug and clean. A fine reading copy at a fine price.