A guide to the Illinois EPA: mission, programs, records access, directory. - Illinois. (Illinois Environmental Protection Agency, 1987)
"IEPA/GCA/87-013."
"October 1987."
Cover title.
Keywords: Environmental protection. / fast / (OCoLC)fst00913324; Environmental protection / Illinois / Directories.; Illinois. / fast / (OCoLC)fst01205143; Directories. / fast / (OCoLC)fst01423796