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Francillon, René. Lockheed Aircraft since 1913. London: Putnam, 1987. ISBN 0-85177-805-4
Swanborough, Gordon, and Peter M. Bowers. United States Navy Aircraft since 1911. Annapolis, Maryland: Naval Institute Press, 1976. ISBN 0-87021-792-5.
Vincent, David. The RAAF Hudson Story: Book One Highbury, South Australia: David Vincent, 1999 ISBN 0-9596052-2-3
