TY  - BOOK
AU  - Ledbetter, Joe O
TI  - Air Pollution
U1  - 628.53 
PY  - 1972///
CY  - New York
PB  - Marcell Dekker
KW  - general stack
KW  - Technology
KW  - Engineering & allied operations
KW  - Sanitary & municipal engineeringGeneralia
ER  -