TY  - BOOK
AU  - Friedberg,M.Paul
TI  - Playgrounds for city children
AV  - GV429 .F7
U1  - 796/.068/091732 
PY  - 1969///]
CY  - [Washington
PB  - Association for Childhood Education International
KW  - Playgrounds
KW  - Local
N1  - Bibliography: p. 56
ER  -