Boyd, Charles. ""General Charles Graham Boyd"(PDF). The Association for Diplomatic Studies and Training Foreign Affairs Oral History Project. Archived(PDF) from the original on 24 January 2022. Retrieved 4 February 2022.
Boyd, Charles. ""General Charles Graham Boyd"(PDF). The Association for Diplomatic Studies and Training Foreign Affairs Oral History Project. Archived(PDF) from the original on 24 January 2022. Retrieved 4 February 2022.