| 000 | 00928nam a22002057a 4500 | ||
|---|---|---|---|
| 008 | 240327b ||||| |||| 00| 0 eng d | ||
| 020 | _a9780008351809 | ||
| 050 |
_aUB251 .G7 _bA365 2019 |
||
| 100 |
_aAldrich, Richard J. _d1961- |
||
| 245 |
_aGCHQ : _bthe uncensored story of Britain's most secret intelligence agency / _cRichard J. Aldrich. |
||
| 250 |
_aCentenary edition. _bWilliam Collins paperback edition. |
||
| 260 |
_aLondon : _bWilliam Collins, _ban imprint of Harper Collins Publishers, _c2019. |
||
| 300 |
_a700 pages, 16 unnumbered pages of plates : _billustrations, maps ; _c20 cm. |
||
| 500 | _aPrevious edition: 2010. | ||
| 505 | _aIncludes bibliographical references (pages 650-669) and index. | ||
| 610 |
_aGovernment Code and Cypher School (Great Britain) _xHistory. |
||
| 610 |
_aGreat Britain. _bGovernment Communications Headquarters (1948- ) |
||
| 650 |
_aEspionage, British _xHistory. |
||
| 942 |
_2lcc _cBK |
||
| 999 |
_c6599 _d6599 |
||