Universidad Tecnológica de El Salvador

Mark Levy

9 Book

How to Persuade People Who Don't Want to be Persuaded
Get What You Want - Every Time!
Joel Bauer and Mark Levy
Wiley, 2004
5 Book

Accidental Genius
Revolutionize Your Thinking Through Private Writing
Mark Levy
Berrett-Koehler, 1998
5 Buch

Geniale Momente
Revolutionieren Sie Ihr Denken durch persönliche Aufzeichnungen
Mark Levy
Midas Management Verlag, 2002