United States. Bureau of Labor Statistics. "April 1979," The Employment Situation (May 4, 1979). https://fraser.stlouisfed.org/title/144/item/56087, accessed on April 27, 2024.
United States. Bureau of Labor Statistics. "April 1979," The Employment Situation (May 4, 1979). https://fraser.stlouisfed.org/title/144/item/56087, accessed on April 27, 2024.