Prados, John (2006). Safe for Democracy: The Secret Wars of the CIA. Ivan R. Dee. s. 434. ISBN9781615780112.
Prados, John (2006). Safe for Democracy: The Secret Wars of the CIA. Ivan R. Dee. s. 438–439. ISBN9781615780112.
Prados, John (2006). Safe for Democracy: The Secret Wars of the CIA. Ivan R. Dee. s. 437. ISBN9781615780112.
gwu.edu
nsarchive2.gwu.edu
"The CIA's Family Jewels". National Security Archive, George Washington University. 16. maj 1973. Arkiveret fra originalen 20. august 2017. Hentet 4. maj 2021.
"The CIA's Family Jewels". National Security Archive, George Washington University. 16. maj 1973. Arkiveret fra originalen 20. august 2017. Hentet 4. maj 2021.