TY  - RPRT
TI  - Use of hazard pictorials symbols in the minerals industry 
AU  - Collins, Belinda Lowenhaupt
PY  - 1983
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 83-2732
DO  - 10.6028/NBS.IR.83-2732
ER  -