United States. Bureau of Foreign and Domestic Commerce. (1927). Canada as market for American tractors. GPO.
Chicago Style (17th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce. Canada as Market for American Tractors. [Washington]: GPO, 1927.
MLA (9th ed.) CitationUnited States. Bureau of Foreign and Domestic Commerce. Canada as Market for American Tractors. GPO, 1927.
Warning: These citations may not always be 100% accurate.