___. Building Cycles and The Theory of Investment. Princeton, N.J.: Princeton University Press, 1940.
___. The Keynesian Economics and Its Fundamental Defect. N.p., 1949.
___. The Labor Force in War and Transition: Four Countries. New York: National Bureau of Economic Research, Inc., 1952.
___. The Labor Force in Wartime America. New York: National Bureau of Economic Research, Inc., 1944.
___. The Labor Force under Changing Income and Employment. Princeton, N.J.: Princeton University Press, 1958.
___. Long Cycles in the Building Industry." Quarterly Journal of Economics 53 (May 1939): 371-403.
___. Manpower Needs and The Labor Supply. New York: American Enterprise Association, Inc., 1951.
Long, Clarence D., and Frederick C. Mills. The Statistical Agencies of the Federal Government: A Report to the Committee on Organization of the Executive Branch of the Government. New York: National Bureau of Economic Research, Inc., 1949.
Ralph Nader Congress Project. Citizens Look at Congress: Clarence D. Long, Democratic Representative from Maryland. Washington, D. C.: Grossman Publishers, 1972.