National journal.
Government Research Corporation.
Center for Political Research.
Government Research Company.
Washington [Government Research Corp., etc.]
Published Nov. 1, 1969-Dec. 25, 1971 by: Center for Political Research; Jan. 1, 1972-Dec. 2, 1972 by: Government Research Company; Dec. 9, 1972-July 21, 1973 by: Government Research Corporation.
United States. Congress
Politics and government