TY  - BOOK
ED  - United States.
ED  - Research Triangle Institute
TI  - Guidelines for air quality manitenance planning and analysis
U1  - 363.7 
PY  - 1974///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Air quality maintanence
KW  - Computer
KW  - Environmental aspect
N1  - Library has Vol.8; Vol. 8 : Computer assisted area source emissions gridding procedure
ER  -