Average Percentage Changes and Related Measures for Monthly Quarterly Business Cycle Series
United States. Bureau of the Census. "Average Percentage Changes and Related Measures for Monthly Quarterly Business Cycle Series," in United States. Bureau of the Census. "December 1963," Business Conditions Digest (December 1963) : 69-71. https://fraser.stlouisfed.org/title/43/item/7198/toc/184033 , accessed on April 23, 2024.