United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "March 2016," PPI Detailed Report (March 2016) : 10-13. https://fraser.stlouisfed.org/title/63/item/528801/toc/517392 , accessed on April 25, 2024.
United States. Bureau of Labor Statistics. "Charts," in United States. Bureau of Labor Statistics. "March 2016," PPI Detailed Report (March 2016) : 10-13. https://fraser.stlouisfed.org/title/63/item/528801/toc/517392 , accessed on April 25, 2024.