Influencing Small Business Investment in Enterprise Zones: Hearings Before the Committee on Small Business, United States Senate, Ninety-seventh Congress, Second Session, on Influencing Small Business Investment in Enterprise Zones, Washington, D.C., February 25, 1982, Oakland, Calif., April 5, 1982, Chicago, Ill., April 7, 1982, St Paul, Minn., May 7, 1982