United States. Bureau of Labor Statistics. "May 1975," CPI Detailed Report (May 1975). https://fraser.stlouisfed.org/title/58/item/19310, accessed on April 18, 2024.
United States. Bureau of Labor Statistics. "May 1975," CPI Detailed Report (May 1975). https://fraser.stlouisfed.org/title/58/item/19310, accessed on April 18, 2024.