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GCHQ - Aldrich, Richard
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As we become ever-more aware of how our governments "eavesdrop" on our conversations, here is a gripping exploration of this unknown realm of the British secret service: Government Communication Headquarters (GCHQ). GCHQ is the successor to the famous Bletchley Park wartime code-breaking organisation and is the largest and most secretive intelligence organisation in the country. During the war, it commanded more staff than MI5 and MI6 combined and has produced a number of intelligence triumphs, as well ...

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GCHQ 2011, HarperPress, London

ISBN-13: 9780007312665

Mass-market paperback

GCHQ 2010, HarperPress, London

ISBN-13: 9780007278473

Hardcover

GCHQ 2010, HarperPress, London

ISBN-13: 9780007312658

Trade paperback