کتاب های Gregory Hartley
![The Most Dangerous Business Book You'll Ever Read](http://cdn.ketabkoo.com/covers/7/753418-n.jpg)
The Most Dangerous Business Book You'll Ever Read
Gregory Hartley, 2011![Missão dada é missão cumprida: As regras da guerra](http://cdn.ketabkoo.com/covers/9/976841-n.jpg)
Missão dada é missão cumprida: As regras da guerra
Gregory Hartley &, 2012![Body Language Handbook: How to Read Everyone’s Hidden Thoughts and Intentions](http://cdn.ketabkoo.com/covers/11/1171136-n.jpg)
Body Language Handbook: How to Read Everyone’s Hidden Thoughts and Intentions
Gregory Hartley, 2010![Por que as pessoas mentem](http://cdn.ketabkoo.com/covers/12/1259117-n.jpg)