United States. Department of Commerce. (1930). English and American, Russian and Swedish doors compete in United Kingdom. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Commerce. English and American, Russian and Swedish Doors Compete in United Kingdom. [Washington]: [publisher not identified], 1930.
MLA (9th ed.) CitationUnited States. Department of Commerce. English and American, Russian and Swedish Doors Compete in United Kingdom. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.