United States. Bureau of the Census. "November 1978," Business Conditions Digest (November 1978). https://fraser.stlouisfed.org/title/43/item/7387, accessed on May 3, 2024.
United States. Bureau of the Census. "November 1978," Business Conditions Digest (November 1978). https://fraser.stlouisfed.org/title/43/item/7387, accessed on May 3, 2024.