APA

United States, . (1966). Job vacancy statistics: hearings before the Subcommittee on Economic Statistics of the Joint Economic Committee, Eighty-ninth Congress, second session, May 17 and 18, 1966. Washington: U.S. Government Printing Office.

Chicago

United States, . 1966. Job vacancy statistics: hearings before the Subcommittee on Economic Statistics of the Joint Economic Committee, Eighty-ninth Congress, second session, May 17 and 18, 1966. Washington: U.S. Government Printing Office.

Harvard

United States, . (1966). Job vacancy statistics: hearings before the Subcommittee on Economic Statistics of the Joint Economic Committee, Eighty-ninth Congress, second session, May 17 and 18, 1966. Washington: U.S. Government Printing Office.

MLA

United States, . Job vacancy statistics: hearings before the Subcommittee on Economic Statistics of the Joint Economic Committee, Eighty-ninth Congress, second session, May 17 and 18, 1966. Washington: U.S. Government Printing Office. 1966.