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Mathematical knowledge at primary schools. Vol. 2. Knowledge acquired by the end of the second year of schooling. Connaissance mathematiques a l’ecole primaire. Fasc. 2. Bilan des acquisitions en fin de deuxieme annee. Mathematikkenntnisse an Primarschulen. Bd. 2. Kenntnisse nach dem zweiten Schuljahr. (French)
Bern: Lang. 1988. 111 p. Ser. Title: Collection exploration: Cours et contributions pour les sciences de l’education. [ISBN 3-261-03811-X]
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