Research Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards ; Washington, DC : U.S. Environmental Protection Agency, Office of Research and Development ; Springfield, Va. : National Technical Information Service [distributor], [1995]
Physical Details
102 pages in various pagings : illustrations ; 28 cm
OCLC
ocm35207251
Cover title.
Distributed to depository libraries in microfiche.
"August 1995."
"EPA-600/R-95-119."
Includes bibliographical references (pages 7-1 - 7-3).
Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1996] 2 microfiches : negative.