Aktuálne trendy vo vyučovaní prírodovedných predmetov. - Bratislava, 2007. - S. 189-196.
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http://pbc.up.krakow.pl/publication/1642
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Bieniek, Piotr, From gymnasium students' point of view, are there any unsolved problems in chemistry? | Nov 9, 2010 |
Bieniek, Piotr
Bieniek, Piotr
Bieniek, Piotr
Bieniek, Piotr Paśko, Jan Rajmund (1943- )