Proizvod vam ne odgovara? Nema veze! Možete nam vratiti unutar 30 dana
S poklon bonom ne možete pogriješiti. Za poklon bon primatelj može odabrati bilo što iz naše ponude.
30 dana za povrat kupljenih proizvoda
This book is designed to serve as a guide for laboratory experiments in educational psychology. Only those experiments have been selected which have a more or less direct bearing upon educational problems. It is intended to be a laboratory manual for exper