United States. Department of Commerce. "Gross Domestic Product for American Samoa, 2020 : Full Release, BEA 21-60,"
United States Department of Commerce News
(November 30, 2021).
https://fraser.stlouisfed.org/title/6148/item/610134/content/pdf/bea_newsreleases_20211130, accessed on June 9, 2026.