APA (7th ed.) Citation

(1958). Memorandum, Boster to Distribution List, July 31, 1958, Top Secret.

Chicago Style (17th ed.) Citation

Memorandum, Boster to Distribution List, July 31, 1958, Top Secret. 1958.

MLA (8th ed.) Citation

Memorandum, Boster to Distribution List, July 31, 1958, Top Secret. 1958.

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