Bleeding Yankee Blue: EXCLUSIVE INTERVIEW: PAUL O'NEILL
Paul O'Neill – Society for American Baseball Research
Uniform number (Major League Baseball) - Wikipedia
Frazier Favorite To Win All-Star Home Run Derby
Paul O'Neill remembered as one of great Yankees
Edgar Martinez, Baseball Wiki
Home run - Wikiwand
Defector] The Yankees Are Retiring Paul O'Neill's Number In
Mike Armstrong, Baseball Wiki