James Speakman

8 Libro

Persuasión encubierta
Psychological Tactics and Tricks to Win the Game (Tácticas psicológicas y trucos para ganar el juego)
Kevin Hogan y James Speakman
Wiley, 2006
8 Book

Covert Persuasion
Psychological Tactics and Tricks to Win the Game
Kevin Hogan and James Speakman
Wiley, 2006