Citação norma APA

(1951). Memorandum, Weckerling to Executive for Intelligence et al., Study of Comparison of Indications of Soviet Intentions, May 3, 1951, Top Secret.

Citação norma Chicago

Memorandum, Weckerling to Executive for Intelligence Et Al., Study of Comparison of Indications of Soviet Intentions, May 3, 1951, Top Secret. 1951.

Citação norma MLA

Memorandum, Weckerling to Executive for Intelligence Et Al., Study of Comparison of Indications of Soviet Intentions, May 3, 1951, Top Secret. 1951.

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