Yankees No. 1 Billy Martin: 11-year Player, 5-season Manager
The Copacabana Incident, May 1957: Billy Martin Made the Scapegoat!
The day Reggie Jackson ignored Billy Martin and kept bunting
Upstate car crash kills Yankees' Billy Martin on Christmas Day in 1989 – New York Daily News
From a '77 Spat, a Yankee Play Is Made - The New York Times
Reggie Jackson Baseball Biography - This Day In Baseball
Billy Martin: A Baseball Life – Cheap Little Swing
October Men : Reggie Jackson, George Steinbrenner, Billy Martin, and the Yankees' Miraculous Finish in 1978 (Paperback)
Billy Martin – Society for American Baseball Research
Billy Martin, Baseball Wiki