Federal Reserve Bank of Dallas. "Amendment to Regulation L, Circular No. 77-13," District Notices (Federal Reserve Bank of Dallas) (January 20, 1977). https://fraser.stlouisfed.org/scribd/?item_id=542274&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19770120_no77-013.pdf&start_page=1, accessed on October 18, 2017.
Regulation L Interlocking Bank Relationships Under the Clayton Act. Amendment, Effective 1-4-77, to Permit, With Certain Limitations, Interlocking Relationships Between a Member Bank and a Minority Bank.