United States. Bureau of Labor Statistics. "November 1967," CPI Detailed Report (November 1967). https://fraser.stlouisfed.org/title/58/item/22133, accessed on April 19, 2024.
United States. Bureau of Labor Statistics. "November 1967," CPI Detailed Report (November 1967). https://fraser.stlouisfed.org/title/58/item/22133, accessed on April 19, 2024.