(1899). Report and recommendations on customs tariff of island of Porto Rico. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationReport and Recommendations on Customs Tariff of Island of Porto Rico. Washington: U.S. Government Printing Office, 1899.
MLA (9th ed.) CitationReport and Recommendations on Customs Tariff of Island of Porto Rico. U.S. Government Printing Office, 1899.
Warning: These citations may not always be 100% accurate.