United States. President and Council of Economic Advisers (U.S.). "Gross Domestic Product by Major Type of Product in 1987 Dollars," in United States. President and Council of Economic Advisers (U.S.). "1994," Economic Report of the President (1994) : 285-285. https://fraser.stlouisfed.org/title/45/item/8093/toc/134281 , accessed on April 19, 2024.