Federal Reserve Bank of San Francisco. "Immigrants--Legal and Illegal," Economic Letter (Federal Reserve Bank of San Francisco) (May 16, 1975). https://fraser.stlouisfed.org/title/4960/item/527199, accessed on June 26, 2024.
Federal Reserve Bank of San Francisco. "Immigrants--Legal and Illegal," Economic Letter (Federal Reserve Bank of San Francisco) (May 16, 1975). https://fraser.stlouisfed.org/title/4960/item/527199, accessed on June 26, 2024.