United States. Bureau of Labor Statistics. "July 1961," CPI Detailed Report (July 1961). https://fraser.stlouisfed.org/title/58/item/22054, accessed on April 17, 2024.
United States. Bureau of Labor Statistics. "July 1961," CPI Detailed Report (July 1961). https://fraser.stlouisfed.org/title/58/item/22054, accessed on April 17, 2024.