TY  - BOOK
AU  - Gerhards,Paul
TI  - Backyard play areas you can make : complete plans and instructions for building playhouses, forts, and swing sets
SN  - 0-8117-3088-3
U1  - 688.72/G315b 
PY  - 1995///
CY  - Mechanicsburg, Estados Unidos 
PB  - Stackpole Books, 1995
KW  - JUGUETES - DISEÑO
ER  -