TY  - BOOK
TI  - Osha regulated hazardous substances: Healt, toxicity, economic, and technological data 
SN  - 0815512406
AV  - T55.3H3 O743
PY  - 1990///
CY  - New jeersey
PB  - Notes data corporation
KW  - Sustancias naturales
KW  - Manuales, etc
ER  -