TY  - BOOK
AU  - Gallagher, Jeanette McCarthy (ed)
AU  - Gallagher, Jeanette McCarthy (ed)
TI  - Knowledge and development; Vol 2: Piaget and education
SN  - 0-306-40089-8
U1  - 153 
PY  - 1978///
CY  - New York
PB  - Plenum Press
ER  -