Online Resource
Cox, Timothy P.,
;
Passavant, Glenn W.,
;
Ragsdale, Larry D.,
;
[et al.]
United States. Environmental Protection Agency.
;
Office of Air, Noise, and Radiation,
;
United States. Environmental Protection Agency.
;
Office of Mobile Source Air Pollution Control.
;
Emission Control Technology Division.
;
Standards Development and Support Branch,
[Washington, D.C.] :Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection Agency,