@article{Walczak:2019,
author
=
"P.Walczak",
title
=
"Why piaget does not philosophize? Critical discussion of Gareth B. Mathews with the piagetan concept of cognitive development",
journal
=
"Childhood and Philosophy",
volume
=
"vol. 15",
pages
=
"1--25",
year
=
"2019",
}