2013 SABR Arizona Fall League Conference – Society for American Baseball Research
A look back at Jackie Robinson on the 75th anniversary of breaking the color barrier
Baseball - Wikipedia
Jackie Robinson 75: Baseball's Re-Integration – Society for American Baseball Research
42 facts about Jackie Robinson to celebrate the 75th anniversary of his breaking the color barrier
Baseball Hall of Fame Will Create New Exhibit on Race - The New York Times
The Effects of Integration, 1947-1986 – Society for American Baseball Research
Negro league - African American, Baseball, History
Jackie Robinson 75: Baseball's Re-Integration – Society for American Baseball Research