Robbins Raines, Rebecca (2005). Signal Corps(PDF). Washington DC: US Army Center of Military History. pp. 96–97. Retrieved 4 July 2020.
Danysh, Romana; Finnegan, John Patrick (1998). Military Intelligence(PDF). Washington DC: US Army Center of Military History. pp. 361–362. Retrieved 4 July 2020.
Spiller, Roger J. "Combined Arms in Battle Since 1939". www-cgsc.army.mil. Combined Arms Research Library. Archived from the original on 19 October 2002. Retrieved 5 May 2022. This article incorporates text from this source, which is in the public domain.
For more variations on the unit's shoulder sleeve insignia, see "Rag Clippings"(PDF). The Trading Post. American Society of Military Insignia Collectors: 19–20. April–June 2009. Archived from the original(PDF) on 2 May 2014.
"Where Bradleys are now". Defense Department Authorization and Oversight: Hearings on H.R. 4428. United States Congress – House Committee on Armed Services: 33. 1987. Retrieved 8 July 2020.
Spiller, Roger J. "Combined Arms in Battle Since 1939". www-cgsc.army.mil. Combined Arms Research Library. Archived from the original on 19 October 2002. Retrieved 5 May 2022. This article incorporates text from this source, which is in the public domain.
For more variations on the unit's shoulder sleeve insignia, see "Rag Clippings"(PDF). The Trading Post. American Society of Military Insignia Collectors: 19–20. April–June 2009. Archived from the original(PDF) on 2 May 2014.