Tom Verducci: Yankees' Posada retires amid stellar but underappreciated career - Sports Illustrated
Yankees retire Posada's No. 20
Yankees Catcher Jorge Posada Set to Retire
01/24/12 - Jorge Posada retires. HIP - HIP - JORGE! New york yankees, Yankees, Yankees baseball players
With Jeter's retirement, Yankees will say goodbye to 'Core Four' era
Posada Expected to Retire as a Yankee - The New York Times
Jorge Posada is a Yankee to the very end – New York Daily News
Posada says there is no chance he returns to Yankees
Jorge Posada retires a Yankee
Yankees captain Derek Jeter to retire after 2014 season
Yankees retire Jorge Posada's No. 20
New York Yankees Jorge Posada set to Retire