United States. Bureau of Labor Statistics. "June 1969," The Employment Situation (July 8, 1969). https://fraser.stlouisfed.org/title/144/item/496949, accessed on September 24, 2023.
Public Domain
United States. Bureau of Labor Statistics. "June 1969," The Employment Situation (July 8, 1969). https://fraser.stlouisfed.org/title/144/item/496949, accessed on September 24, 2023.
Public Domain