Title: The Polish adaptation of the Early Childhood Behavior Questionnaire (ECBQ) : psychometric properties, age and gender differences and convergence between the questionnaire and the observational data.
Authors: Stępień-Nycz M., Rostek I., Białecka-Pikul M., Białek A.
Journal: European Journal of Developmental Psychology
Publication type: article
DOI: 10.1080/17405629.2017.1292906