Citação norma APA

Skillen, H. (1990). Knowledge strengthens the arm: The background to the training of the Intelligence Officers in the Intelligence Corps in the Second World War and the sequel to. Privately printed.

Citação norma Chicago

Skillen, Hugh. Knowledge Strengthens the Arm: The Background to the Training of the Intelligence Officers in the Intelligence Corps in the Second World War and the Sequel to. Pinner: Privately printed, 1990.

Citação norma MLA

Skillen, Hugh. Knowledge Strengthens the Arm: The Background to the Training of the Intelligence Officers in the Intelligence Corps in the Second World War and the Sequel to. Privately printed, 1990.

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