Yankees also retiring numbers for Bernie Williams and Jorge Posada
Highlights of Jorge Posada's pregame ceremony at Yankee Stadium
History of Monument Park
Derek Jeter's No. 2 retired by Yankees; Monument Park plaque unveiled – The Denver Post
Yankees to retire Paul O'Neill's No. 21: See the complete list of retired numbers
Jorge Posada honored at Yankee Stadium
Bleeding Yankee Blue: WHY POSADA'S D-DAY IS NEXT TUESDAY
You really didn't see one of us without the other - Yankees legend Derek Jeter once reminisced the strong bond he shared with Jorge Posada
Monument Park at Yankee Stadium - Attractions - Baseball Life
Jorge Posada, Baseball Wiki