Katty Kay

Power Code

Power Code

2023

Mundo Es Tuyo

2022

Living the Confidence Code

2021

Confidence Code for Girls Jour

Confidence Code for Girls Journal

2019

Pewna siebie dziewczyna

2019

ביטחון עצמי

ביטחון עצמי

2019

La clave de la confianza

2018

The confidence code for girls

2018

Sama uverennostʹ

Sama uverennostʹ

2015

Özgüvenin Sifresi

2000