RT Journal Article
SR Electronic
A1 Kossewska, Joanna
T1 
JF e-Pedagogium
YR 2010
VO 10
IS 1
SP 63
OP 82
DO 10.5507/epd.2010.009
UL https://e-pedagogium.upol.cz/artkey/epd-201001-0009.php
AB