TY  - BOOK
AU  - Hirsh-Pasek, Kathy
TI  - A mandate for playful learning in preschool : presenting the evidence
SN  - 9780195382716
U1  - 372.21 HIR 
PY  - 2009///
CY  - Oxford
PB  - Oxford University Press
KW  - Early childhood education
ER  -