TY - BOOK AU - Hughes, G.M. AU - Landon, R.A., coaut.Farvolden, R.N., coaut. TI - Hydrogeology of solid waste disposal sites in Northeastern -Illinois: a final report on a solid waste demonstration gra-nt project / by G.M. Hughes, R.A. Landon, and R.N. Farvolde-n CY - Washington, D.C. : Environmental Protection Agency ER -