Title
Review of 1990 census preparations in the commonwealth of Pennsylvania : hearing before the Subcommittee on Census and Population of the Committee on Post Office and Civil Service, House of Representatives, One Hundred First Congress, second session, March 2, 1990.
Published
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., Congressional Sales Office, U.S. G.P.O., 1990.