Leland K. Wood, "When the Locomotive Puffs: Corporate Public Relations of the First Transcontinental Railroad Builders" (PhD dissertation, Journalism, Ohio State U. 2009) online (页面存档备份,存于互联网档案馆) ISBN1244078166.
Leland K. Wood, "When the Locomotive Puffs: Corporate Public Relations of the First Transcontinental Railroad Builders" (PhD dissertation, Journalism, Ohio State U. 2009) online (页面存档备份,存于互联网档案馆) ISBN1244078166.