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Úvod do epistemológie Jeana Piageta
Title Úvod do epistemológie Jeana Piageta Author info Ján Rybár Author Rybár Ján 1949- Issue data Bratislava : Iris , 1997. - 124 s. ISBN 80-88778-43-3 Note Tb.-Lit.-Index Document kind Monografie Language Slovak systematics 165 Database xkni - BOOKS 
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Number of the records: 1