TY  - BOOK
ED  - United States.
TI  - Methods development for assessing air pollution control benefits
U1  - 363.7392 
PY  - 1979///
CY  - Washington
PB  - United States Government Printing Office
KW  - Air
KW  - Specifications
N1  - Library has v.5: Executive summary; EPA-600/5-79-001e, February 1979
ER  -