Seasonal Adjustment Factors, November 1960 to December 1961, for Business Cycle Series Adjusted by Bureau of Census or NBER
United States. Bureau of the Census. "Seasonal Adjustment Factors, November 1960 to December 1961, for Business Cycle Series Adjusted by Bureau of Census or NBER," in United States. Bureau of the Census. "January 1962," Business Conditions Digest (January 1962) : 66-66. https://fraser.stlouisfed.org/title/43/item/7175/toc/409773 , accessed on April 25, 2024.