A conflict of loyalties
Subtitle: GCHQ 1984-1991
By: Hugh Lanning and Richard Norton-Taylor.
Contributors: Norton-Taylor, Richard.
Publisher: New Clarion
Published: 1991
Place of publication: Cheltenham
Language: eng
Number of pages: 230
Subjects: Great Britain. -- Government Communications Headquarters.; Labor unions -- Political activity -- Great Britain.
Notes: Includes bibliographical references.