[1]
Łubiank, B. and Filipiak, S. 2019. The value system at two stages of education of youths in early adolescence. Annales Universitatis Paedagogicae Cracoviensis Studia Psychologica. 12, (Dec. 2019), 98–116. DOI:https://doi.org/10.24917/20845596.12.5.