Spies And Spying Methods: Facts And Details: Spying Techniques Books (Paperback) (ISBN-13: 9798537824053)

A spy is a person employed to seek out top secret information from a source. ... Case officers are stationed in foreign countries to recruit and supervise intelligence agents, who in turn spy on targets in the countries where they are assigned.
This book is going to teach you everything you need to know about spying. from terms, techniques, tools, and intelligent thinking.