Conservation of number in very young children
By: Barbara B. Rothenberg and Rosalea G. Courtney
Contributors: Courtney, Rosalea
Series: Research bulletin Educational Testing Service -- 68-51; Research bulletin (Educational Testing Service) -- RB-68-51
Publisher: Educational Testing Service
Published: 1968
Place of publication: Princeton, N.J
Language: eng
Number of pages: 23
Subjects: Preschool children; Developmental psychology; Cognition in children
Notes: "October 1968."

This bulletin is a draft for interoffice circulation. It is automatically superseded upon formal publication of the material.--T.p.

Includes bibliographical references (p. 16-18).