TY  - BOOK
ED  - Symposium On Protection Of The Environment
TI  - Environmental protection in the aluminium and non-ferrous smelting industry
AV  - TD899.M43 S951972
PY  - 1973///
CY  - Stonehouse, england
PB  - Technicopy
KW  - Plantas metalurgicas
KW  - Desperdicios
KW  - Congresos
ER  -