United States. Bureau of Foreign and Domestic Commerce. (1926). Caribbean markets for American goods: VI. Porto Rico. GPO.
Chicago Style (17th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce. Caribbean Markets for American Goods: VI. Porto Rico. [Washington]: GPO, 1926.
MLA (9th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce. Caribbean Markets for American Goods: VI. Porto Rico. GPO, 1926.
Warning: These citations may not always be 100% accurate.