Federal Reserve Bank of St. Louis. "Retail Sales," in Federal Reserve Bank of St. Louis. "May 1968," National Economic Trends (May 1968) : 6-7. https://fraser.stlouisfed.org/title/870/item/34151/toc/375958 , accessed on April 19, 2024.
Federal Reserve Bank of St. Louis. "Retail Sales," in Federal Reserve Bank of St. Louis. "May 1968," National Economic Trends (May 1968) : 6-7. https://fraser.stlouisfed.org/title/870/item/34151/toc/375958 , accessed on April 19, 2024.