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by Jean PiagetPaperback details (UK). details (United States). details (Germany). ISBN: 978-0-415-86231-8 ISBN-10: 0-415-86231-0 Routledge · 2013 |
See also (possibly by other authors): | ||
1993 | Unknown Binding | Sociological studies (Acta Universitatis Wratislaviensis) |