TY  - BOOK
AU  - Isenberg,Joan P.,1941-
AU  - Jacobs,Judith E.
TI  - Playthings as learning tools: a parents' guide 
SN  - 0471090425
PY  - 1982///
CY  - New York
PB  - Wiley
KW  - Play
KW  - Child development
KW  - Educational games
KW  - Educational toys
ER  -