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
€15.52
▼-6.25%
Nov 5, 2022
€14.55
▲6.67%
Oct 9, 2022
€15.52
▲15.4%
Sep 17, 2022
€14.55
▼-7.15%
Dec 4, 2021
€12.61
Oct 25, 2021
€13.58