Natural and artificial playing fields characteristics and safety features
- Philadelphia ASTM 1990
- vi,196p. ill. 23 cm.
- ASTM special technical publication ;1073 .
"ASTM publication code number (PCN) 04-010730-47."
Includes bibliographies
0803112963
Play grounds
796.068 / SYM/1990
"ASTM publication code number (PCN) 04-010730-47."
Includes bibliographies
0803112963
Play grounds
796.068 / SYM/1990