United States. Bureau of Labor Statistics. "July 1977," The Employment Situation (August 5, 1977). https://fraser.stlouisfed.org/title/144/item/56120, accessed on May 2, 2024.
United States. Bureau of Labor Statistics. "July 1977," The Employment Situation (August 5, 1977). https://fraser.stlouisfed.org/title/144/item/56120, accessed on May 2, 2024.