@book{Kuczyński:2008,
author
=
"M.Kuczyński and J.Zawodniak",
title
=
"Language, thought and education",
publisher
=
"Oficyna Wydaw. Uniwersytetu Zielonogórskiego",
address
=
"Zielona Góra",
pages
=
"169",
year
=
"2008",
}