Gatekeeper

Gatekeeper

Memoirs of a CIA Polygraph Examiner

by John F. Sullivan

Published by: Potomac Books

292 Pages

  • Hardcover
  • 9781597970457
  • Published: April 2007

$32.95

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  • eBook (PDF)
  • 9781597973267
  • Published: March 2011

$32.95

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