United States. Bureau of Labor Statistics. "May 1973," CPI Detailed Report (May 1973). https://fraser.stlouisfed.org/title/58/item/22207, accessed on April 17, 2024.
United States. Bureau of Labor Statistics. "May 1973," CPI Detailed Report (May 1973). https://fraser.stlouisfed.org/title/58/item/22207, accessed on April 17, 2024.