TY  - BOOK
AU  - SZEKELY, Julian
TI  - Steel industry and the environment : prosessings
U1  - 613.62 C-1S 
PY  - 1973///
PB  - N.Y
KW  - STEEL INDUSTRY AND TRADE -- HYGIENE ASPECTS
KW  - STEEL INDUSTRY AND TRADE -- HYGIENE ASPECT
KW  - STEEL INDUSTRY AND TRADE -- INELUENCE OF I
ER  -