United States. Bureau of Labor Statistics. "February 1969," CPI Detailed Report (February 1969). https://fraser.stlouisfed.org/title/58/item/22159, accessed on April 19, 2024.
United States. Bureau of Labor Statistics. "February 1969," CPI Detailed Report (February 1969). https://fraser.stlouisfed.org/title/58/item/22159, accessed on April 19, 2024.