Citação norma APA

(1958). Memorandum, Ayer to Director of Central Intelligence, Suggested Answer to Soviet Protests re Reconnaissance Photography, April 24, 1958, Top Secret.

Citação norma Chicago

Memorandum, Ayer to Director of Central Intelligence, Suggested Answer to Soviet Protests Re Reconnaissance Photography, April 24, 1958, Top Secret. 1958.

Citação norma MLA

Memorandum, Ayer to Director of Central Intelligence, Suggested Answer to Soviet Protests Re Reconnaissance Photography, April 24, 1958, Top Secret. 1958.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.