Changes

Robert Cottrell , ''[https://www.amazon.com/gp/product/1597978426/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=1597978426&linkCode=as2&tag=dailyh0c-20&linkId=3565e5b9e44886279dbc61966be1cdde Two Pioneers: How Hank Greenberg and Jackie Robinson Transformed Baseball — and America],'' Potomac Books, 2012.

Chris Lamb , ''[https://www.amazon.com/gp/product/0803210760/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=0803210760&linkCode=as2&tag=dailyh0c-20&linkId=0b9d7f3a62dc0b06bff688c06c9f4c45 Conspiracy of Silence: Sportswriters and the Long Campaign to Desegregate Baseball],'' University of Nebraska Press, 2012.

Arnold Rampersad , ''[https://www.amazon.com/gp/product/034542655X/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=034542655X&linkCode=as2&tag=dailyh0c-20&linkId=594526adf4db6c3e2de4c7263b5b08bf Jackie Robinson: A Biography],'' Ballantine Books, 1998.