Jack Gilden: books, biography, latest update
2013 Army Football Guide by Army West Point Athletics - Issuu
Jack Gilden: 'I was surprised how much the Colts revered Unitas'
2017 Football Guide by Naval Academy Athletic Association - Issuu
Johnny U: The Life and Times of John Unitas: 9781400081400: Callahan, Tom: Books
Jack Gilden and the Collision of Wills of Unitas and Shula, From the 55 Yard Line, Podcasts on Audible
Football Literature Discussion Forum
Review: The Other League by Jack Horrigan and Mike Rathet