Why George Steinbrenner implemented the Yankees appearance policy, Bronx Pinstripes
George Steinbrenner - Wikipedia
Andy Pettitte says he didn't use HGH for performance advantage - Los Angeles Times
Will the Yankees ever change their facial hair policy? : r/NYYankees
Who Has the Best Facial Hair in Baseball History?, History
It's Time to Cut Some of the Tradition - Diamond Digest
The Yankees have collapsed and become completely directionless - Pinstripe Alley
The Yankees' facial hair policy might have gotten overruled: New York State just passed a law banning discrimination on the basis of facial hair : r/NYYankees
Should the Yankees abolish their beard policy? : r/baseball
Yankees need to end outdated facial hair policy
Yankees grooming policy origins
It's time for the Yankees to update their facial hair policy - Pinstripe Alley
Yankees need to end outdated facial hair policy