McCarthy, Aaron D., author.
Ann Arbor, MI : U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Mobile Sources, Engineering Operations Division, April 1990.
1990-
Bruetsch, Robert I., author.
[Ann Arbor, Mich.] : U.S. Environmental Protection Agency, Office of Air, Noise and Radiation, Office of Mobile Source Air Pollution Control, Emission Control Technology Division, Technical Support Staff, 1984.
1984
[Washington D.C.] : Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Sources, Office of Air and Radiation, U.S. Environmental Protection Agency, 1987.
1987
Long, James B., 1939- author.
Ann Arbor, MI : Technology Assessment and Evaluation Branch, U.S. Environmental Protection Agency, Motor Vehicle Emission Laboratory, 1979.
1979
Barth, Edward Anthony, author.
[Ann Arbor, Mich.] : Test and Evaluation Branch, Emission Control Technology Division, Office of Mobile Sources, Environmental Protection Agency, 1984.
1984