401.93 - Acquisition du langage
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3,99Jean-Pierre Bruckert
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17,00Kyra Karmiloff, Annette Karmiloff-Smith
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40,50J. M. Odéric Delefosse
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41,50Martine Vertalier, Emmanuelle Canut
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17,50Mireille Brigaudiot, Laurent Danon-Boileau
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22,35Laurence Lentin
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29,00Michèle Kail, Michel Fayol