TY  - BOOK
AU  - Piaget,Jean
AU  - Elkind,David
AU  - Flavell,John H.
TI  - Studies in cognitive development: essays in honor of Jean Piaget
AV  - BF721 .S84 1969
PY  - 1969///
CY  - New York
PB  - Oxford University Press
KW  - Piaget, Jean,
KW  - Child psychology
N1  - Includes bibliographies
ER  -