Aug. 2015. Describes the explosion but does not mention the fate of the policeman. The man who gave us traffic lights. BBC. 22 July 2009 [2009-11-08]. (原始内容存档于2017-08-22)
(英语). Taylor, Alan. 1964: Civil Rights Battles – The Atlantic. www.theatlantic.com. [May 29, 2020]. (原始内容存档于2021-03-09) (英语). Stevens, William K.; Times