Online publication: Dec. 15, 2009

URI

https://id.erudit.org/iderudit/900558ar CopiedAn error has occurred

DOI

https://doi.org/10.7202/900558ar CopiedAn error has occurred

A document of the journal Revue des sciences de l'éducation

Volume 13, Number 1, 1987, p. 161–163

Tous droits réservés © Revue des sciences de l'éducation, 1987