Bacaan lanjut United_Parcel_Service

  • Brewster, Mike and Frederick Dalzell. Driving Change: The UPS Approach to Business (2007) excerpt and text search
  • Thomas L. Friedman, "Insourcing," in The World Is Flat: A Brief History of the Twenty-First Century, New York: Farrar, Straus and Giroux, updated and expanded, 2006, pp. 167–176.
  • Minchin, Timothy J., "Shutting Down 'Big Brown': Reassessing the 1997 UPS Strike and the Fate of American Labor," Labor History, 53 (Nov. 2012), 541–60.
  • Niemann, Greg. Big Brown: The Untold Story of UPS John Wiley & Sons, 2007
  • Allen, Joe, The Package King: A Rank and File History of United Parcel Service