INTELLIGENCE

Codes, Ciphers, And Spies

Ethics Of Spying

Gang Intelligence Manual

Handbook Of Intelligence Studies

History Of Cryptography And Cryptanalysis

Intelligence Analysis For Tomorrow

Introduction To Modern Cryptography

Mexico – A Country Study

Military Intelligence And The Arab Revolt

National Security And Counter Intelligence

National Security Intelligence

Open Source Intelligence Methods And Tools

OSINT Glossary

Secret Language Codes, Tricks, Spies, Thieves, And Symbols

Serious Cryptography

Spy The Lie

Strategic Intelligence

The CIA (2 Volumes)

The Illustrated Book Of Signs And Symbols

The Oxford Handbook Of National Security Intelligence

The Secret Language Of Symbols

The Secret World – A History Of Intelligence

The Soviet Union – A Country Study

GCHQ: The Uncensored Story Of Britain’s Most Secret Intelligence Agency

Intelligence And Military Operations

Human Intelligence Collector Operations

Soviet Military Intelligence

Handbook Of Warning Intelligence