Board of Governors of the Federal Reserve System (U.S.), 1935-. "March 22, 1978," G.27 Commercial and Industrial Loans to U.S. Addresses, Excluding Bankers' Acceptances and Commercial Paper, by Industry (March 22, 1978). https://fraser.stlouisfed.org/scribd/?item_id=482635&filepath=/files/docs/releases/g27/h12_19780322.pdf, accessed on December 14, 2017.
Board of Governors of the Federal Reserve System