United States. Bureau of Economic Analysis. "Merchandise Trade in the Third Quarter, 1972 : Balance of Payments Basis, BEA 72-65,"
Bureau of Economic Analysis (BEA) News Releases
(October 26, 1972).
https://fraser.stlouisfed.org/title/6148/item/595361, accessed on March 22, 2025.
@FedFRASER