Federal Reserve Bank of Dallas. "Revised Pamphlet -- Regulations X, G, T, and U, Circular No. 77-88," District Notices (Federal Reserve Bank of Dallas) (August 17, 1977). https://fraser.stlouisfed.org/scribd/?item_id=542349&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19770817_no77-088.pdf, accessed on November 23, 2017.
Regulations X, G, T, and U, Revised Pamphlet, Dated June 1977- Regulations T and U, Revised, Effective 6-1-77