Foust, Dean; Geri Smith, Elizabeth Woyke. "'Killer Coke' Or Innocent Abroad? Controversy over anti-union violence in Colombia has colleges banning Coca-Cola". Business Week 3968: p. 46, January 23, 2006. Last accessed: February 5, 2011.
Clem Richardson. New York Daily News, "Corporate Campaign Inc.'s Ray Rogers banks on finance to defeat big business," August 21, 2008. Last accessed: February 4, 2011.
Greenhouse, Steven. "THE TRANSIT SHOWDOWN: THE OVERVIEW; Transit Pact Raises Pay by 18% And May Influence Other Talks". The New York Times, December 16, 1999. Last accessed: February 11, 2011.