Worry

No te preocupes querida                          

Scribner Book Company

Worry                                            

Don't Worry, He Won't Get Far On Foot            

Worry Birds (English Edition)                    

Independently published

The END of WORRY: A Clinically Proven, 4-Step Protocol for Ending the Worry-habit,Forever

Big Instrumental under exclusive license to Thirty Knots

Don't Worry                                      

Magination Press

What to Do When You Worry Too Much: A Kid's Guide to Overcoming Anxiety (What-to-Do Guides for Kids®)

En realidad, nunca estuviste aquí                

New Harbinger Publications

The Worry Trick: How Your Brain Tricks You into Expecting the Worst and What You Can Do About It

Piatkus

The Worry Cure: Stop worrying and start living (English Edition)