Karwowska-Struczyk, M., & Wysłowska, O. (2016). Selected aspects of institutional early childhood education and care in Warsaw – the perspective of professionals and low-income parents. Problemy Wczesnej Edukacji, 33(2), 124–142. Pobrano z https://czasopisma.bg.ug.edu.pl/index.php/pwe/article/view/899