Yankee Stadium and Monument Park - Clio
Yankees also retiring numbers for Bernie Williams and Jorge Posada
Yankees honor Tino Martinez with plaque in Monument Park
Monument Park (Yankee Stadium) - Wikipedia
Pettitte, Williams, Posada honored - ABC7 Chicago
Jorge Posada has No. 20 retired by Yankees on 'one of the happiest days of my life' – New York Daily News
Yankees dedicate Monument Park plaque to Mariano Rivera
Bernie Williams, Jorge Posada, Andy Pettitte, and Willie Randolph to be honored in Monument Park - Pinstripe Alley
Yankees to retire numbers of Pettitte, Posada and Williams