United States. President and Council of Economic Advisers (U.S.). "Gross National Product or Expenditure," in United States. President and Council of Economic Advisers (U.S.). "January 1950," Economic Report of the President (January 1950) : 157-157. https://fraser.stlouisfed.org/title/45/item/8118/toc/236296 , accessed on April 19, 2024.