First published in Great Britain in November 2019 by Sceptre" -- Title page verso. Includes bibliographical references (pages 281-302) and index.
Summary:
"The triumphant true story of the young women who helped to devise the winning strategy that defeated Nazi U-boats and delivered a decisive victory in the Battle of the Atlantic." -- From book jacket.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.