United States. Bureau of Labor Statistics. "September 1989," The Employment Situation (October 6, 1989). https://fraser.stlouisfed.org/title/144/item/56029, accessed on April 23, 2024.
United States. Bureau of Labor Statistics. "September 1989," The Employment Situation (October 6, 1989). https://fraser.stlouisfed.org/title/144/item/56029, accessed on April 23, 2024.