United States. Department of Commerce. "State Quarterly Personal Income, 1st Quarter 2012-4th Quarter 2012 and State Annual Personal Income, 2012 (Preliminary Estimates), BEA 13-12,"
United States Department of Commerce News
(March 27, 2013).
https://fraser.stlouisfed.org/title/6148/item/601536, accessed on June 11, 2026.