Federal Reserve Bank of Dallas. "Revised Bulletin 5, Circular No. 80-192," District Notices (Federal Reserve Bank of Dallas) (October 15, 1980). https://fraser.stlouisfed.org/scribd/?item_id=541129&filepath=/files/docs/historical/frbdal/circulars/frbdallas_circ_19801015_no80-192.pdf&start_page=1, accessed on September 23, 2017.
Bulletin 5 Currency, Coin and Food Coupons. Revised Effective 10-27-80. ABA Approved Color Chart and a Currency Guide Enclosed. Food Coupon Procedures in Section 7 Supersede Supplement C of Bulletin 8.