KOS, Marjanca, JERMAN, Janez, ANŽLOVAR, Urška in TORKAR, Gregor, 2016, Preschool childrenʼs understanding of pro-environmental behaviours: is it too hard for them? [na spletu]. 2016. Vol. 11, p. 5554–5571. [Dostopano 29 maj 2025]. Pridobljeno s: https://repozitorij.uni-lj.si/IzpisGradiva.php?lang=slv&id=85524