Revised third edition of the award-winning bestseller that has helped millions, now providing the most up-to-date research and even more effective, practical tips and strategies Do you ever wonder why your child behaves the way he or she does?...
Price history
▲6.67%
Feb 2, 2023
€13.89
▼-6.25%
Nov 5, 2022
€13.02
▲6.67%
Oct 9, 2022
€13.89
▲15.4%
Sep 17, 2022
€13.02
▼-7.15%
Dec 4, 2021
€11.28
Oct 25, 2021
€12.15