United States. Bureau of Economic Analysis. "Nondurable Goods Manufacturing Led Growth in the Fourth Quarter : Gross Domestic Product by Industry, Fourth Quarter and Annual 2014, BEA 15-17," Bureau of Economic Analysis (BEA) News Releases (April 23, 2015). https://fraser.stlouisfed.org/title/6148/item/602235, accessed on March 17, 2025.