Federal Reserve Bank of Dallas. "Correction: Regulations G, T, and U, Circular No. 81-164," District Notices (Federal Reserve Bank of Dallas) (August 14, 1981). https://fraser.stlouisfed.org/scribd/?item_id=541346&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19810814_no81-164.pdf, accessed on November 25, 2017.
Correction to Federal Register Information Enclosure with Circular No. 81-149, Dated 7-21-81. Comment by 9-15-81, Docket No. R-0362.