Yankees hire Andy Pettitte as adviser - Newsday

This Day in Yankees History: Andy Pettitte comes out of retirement - Pinstripe Alley

Andy Pettitte joins Yankees' elite in Monument Park with plaque and retired number - Newsday

Andy Pettitte joins Yankees as advisor

Andy Pettitte: Yankees pitching advisor talks new role

Andy Pettitte comes out of retirement to rejoin Yankees

Gene Michael, Whose Yankee Teams Won 4 World Series, Dies at 79 - The New York Times

Andy Pettitte brings 'different perspective' as Yankees adviser

Andy Pettitte embraces new role as New York Yankees' adviser - ESPN

Andy Pettitte Retires: 10 Pitchers New York Yankees Will Look To Acquire, News, Scores, Highlights, Stats, and Rumors

Yankees pitcher Andy Pettitte to retire at end of season, New York Yankees

Andy Pettitte hopes to be a 'sounding board' in new Yankees advisory role – New York Daily News

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