Derek Law Bibliography

Full entry text:

GARDNER, W. J. R. Decoding History: The Battle of the Atlantic and Ultra. xvii, 263p., bibliog., illus., index. London: Macmillan; Annapolis: NIP, 1999. ISBN: 0333693035.

An overview of the battle which reassesses ULTRA and puts it in its context as a useful and very occasionally crucial tool, but ultimately only one facet in a complicated campaign with many dimensions.