Council of Economic Advisers (U.S.) , United States. Congress. Joint Committee on the Economic Report, 1946-1956 and United States. Congress. Joint Economic Committee, 1956-. "Business Sales and Inventories - Total and Trade," in Council of Economic Advisers (U.S.) , United States. Congress. Joint Committee on the Economic Report, 1946-1956 and United States. Congress. Joint Economic Committee, 1956-. "April 1975," Economic Indicators (April 1975) : 23-23. https://fraser.stlouisfed.org/title/1/item/188/toc/351321 , accessed on May 7, 2024.