United States. Bureau of Foreign and Domestic Commerce. (1939). Foreign marks of origin regulations. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce. Foreign Marks of Origin Regulations. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce. Foreign Marks of Origin Regulations. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.