TY  - RPRT
TI  - Symbols for industrial safety 
AU  - Collins, Belinda L
AU  - Lerner, Neil D
AU  - Pierman, Brian C
PY  - 1982
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 82-2485
DO  - 10.6028/NBS.IR.82-2485
ER  -