Audiolibri
The Joy of Leadership : How Positive Psychology Can Maximize Your Impact (and Make You Happier) in a Challenging World
2018
Choose the Life You Want : 101 Ways to Create Your Own Road to Happiness
2012
The Pursuit of Perfect : to Stop Chasing and Start Living a Richer, Happier Life
2009
Happier : Learn the Secrets to Daily Joy and Lasting Fulfillment
2007