APA
United States, . (1982). Shortages in skilled labor: hearing before the Subcommittee on Economic Goals and Intergovernmental Policy of the Joint Economic Committee, Congress of the United States, Ninety-seventh Congress, first session, November 3, 1981. Washington: U.S. G.P.O.
Chicago
United States, . 1982. Shortages in skilled labor: hearing before the Subcommittee on Economic Goals and Intergovernmental Policy of the Joint Economic Committee, Congress of the United States, Ninety-seventh Congress, first session, November 3, 1981. Washington: U.S. G.P.O.
Harvard
United States, . (1982). Shortages in skilled labor: hearing before the Subcommittee on Economic Goals and Intergovernmental Policy of the Joint Economic Committee, Congress of the United States, Ninety-seventh Congress, first session, November 3, 1981. Washington: U.S. G.P.O.
MLA
United States, . Shortages in skilled labor: hearing before the Subcommittee on Economic Goals and Intergovernmental Policy of the Joint Economic Committee, Congress of the United States, Ninety-seventh Congress, first session, November 3, 1981. Washington: U.S. G.P.O. 1982.