APA (7th ed.) Citation

(1949). CIA, Memorandum, June 10, 1949, Top Secret.

Chicago Style (17th ed.) Citation

CIA, Memorandum, June 10, 1949, Top Secret. 1949.

MLA (8th ed.) Citation

CIA, Memorandum, June 10, 1949, Top Secret. 1949.

Warning: These citations may not always be 100% accurate.