A list of all the books that John Katzenbach Wrote?

For questions like this you can google to see if the author has a web site. If so, the books are probably listed there. Otherwise try Amazon.com (you don't have to buy, but you'll get a list), or Library of Congress catalog (a href="http://catalog.loc.gov/)" rel="nofollow"http://catalog.loc.gov/)/a or see if your library subscribes to Books in Print or WorldCat database.