Citação norma APA

(1958). Memorandum, Jordan to Chairman, Ad Hoc Requirements Committee, Letter of Transmittal, December 24, 1958, Top Secret Eider Chess.

Citação norma Chicago

Memorandum, Jordan to Chairman, Ad Hoc Requirements Committee, Letter of Transmittal, December 24, 1958, Top Secret Eider Chess. 1958.

Citação norma MLA

Memorandum, Jordan to Chairman, Ad Hoc Requirements Committee, Letter of Transmittal, December 24, 1958, Top Secret Eider Chess. 1958.

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