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After an old friend tries to kill an investment banker, he teams up with a field agent in Europe to solve the mystery of what really happened after World War II, and what the CIA code word of SIGMA represents.
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- Title
- The Sigma Protocol
- Language
- English
- Authors
- Robert Ludlum
- Publisher
- Macmillan
- Released
- 2002
- Format
- Paperback
- ISBN10
- 0312982518
- ISBN13
- 9780312982515
- Category
- World prose
- Description
- After an old friend tries to kill an investment banker, he teams up with a field agent in Europe to solve the mystery of what really happened after World War II, and what the CIA code word of SIGMA represents.