Title: Language and operational thought /
Authors: Goldstein, David.; Appel, Marilyn H.; Presseisen, Barbara Z.; Goldstein, David, 1947-; Jean Piaget Society.
Publisher: Plenum Press,
Year: 1978
Subjects: Piaget, Jean, Congresses.; Thinking; Language Development; Children Language Congresses; Cognition in children Congresses.