Diffusion Indexes, Actual and Anticipated, Over Specified Intervals for 4 Manufacturing Activities
United States. Bureau of the Census. "Diffusion Indexes, Actual and Anticipated, Over Specified Intervals for 4 Manufacturing Activities," in United States. Bureau of the Census. "November 1961," Business Conditions Digest (November 1961) : 42-42. https://fraser.stlouisfed.org/title/43/item/7173/toc/111667 , accessed on April 25, 2024.