Profesorul eficient. Programul Gordon pentru îmbunătăţirea relaţiei cu elevii
Thomas Gordon
Parintele eficient
Leader Effectiveness Training L.E.T.: The Proven People Skills for Today's Leaders Tomorrow, Hardcover
Parent Effectiveness Training: The Proven Program for Raising Responsible Children, Paperback/Thomas Gordon
Teacher Effectiveness Training: The Program Proven to Help Teachers Bring Out the Best in Students of All Ages, Paperback/Thomas Gordon