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Best Choice Abacus 
Spies: The epic intelligence war between East and West Audible 
A Spy by Nature Audible A Spy by Nature Best Value Penguin 
How Spies Think: Ten Lessons in Intelligence Vin Strong 
Maze of Spies (A Brianna Dagger Thriller Book 1) Open Road Media Mystery & Thriller 
Spies Open Road Media Mystery & Thriller 
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