Fleming, P. (1957). Invasion 1940: An account of the German preparations and the British counter-measures. Hart-Davis.
Chicago-viite (17. p.)Fleming, Peter. Invasion 1940: An Account of the German Preparations and the British Counter-measures. London: Hart-Davis, 1957.
MLA-viite (8. p.)Fleming, Peter. Invasion 1940: An Account of the German Preparations and the British Counter-measures. Hart-Davis, 1957.
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