APA

United States, United States, . (1959). The extent and nature of frictional unemployment: materials prepared in connection with the Study of employment, growth, and price levels for consideration, by the Joint Economic Committee, Congress of the United States, November, 19, 1959. Washington: U.S. Government Printing Office.

Chicago

United States, United States, . 1959. The extent and nature of frictional unemployment: materials prepared in connection with the Study of employment, growth, and price levels for consideration, by the Joint Economic Committee, Congress of the United States, November, 19, 1959. Washington: U.S. Government Printing Office.

Harvard

United States, United States, . (1959). The extent and nature of frictional unemployment: materials prepared in connection with the Study of employment, growth, and price levels for consideration, by the Joint Economic Committee, Congress of the United States, November, 19, 1959. Washington: U.S. Government Printing Office.

MLA

United States, United States, . The extent and nature of frictional unemployment: materials prepared in connection with the Study of employment, growth, and price levels for consideration, by the Joint Economic Committee, Congress of the United States, November, 19, 1959. Washington: U.S. Government Printing Office. 1959.