The Sigint Secrets
Subtitle: The Signals Intelligence War, 1990 to Today-Including the Persecution of Gordon Welchman
Publisher: Quill
Published: January 1990
Language: eng
Format: Paperback
ISBN-13: 9780688095154
Subjects: Military intelligence; Military - Intelligence/Espionage; Great Britain; History; History - General History; 20th century; Electronic surveillance; Intelligence service