United States. Congress. Joint Economic Committee. Subcommittee on Economic Statistics and Eighty-Ninth Congress, 1965-1967. Job Vacancy Statistics : Hearings Before the Subcommittee on Economic Statistics of the Joint Economic Committee, Congress of the United States, Eighty-Ninth Congress, Second Session, May 17 and 18, 1966 , Washington: U.S. Government Printing Office, May 17 and 18, 1966, https://fraser.stlouisfed.org/title/876, accessed on August 6, 2024.