APA (7th ed.) Citation

United States. Bureau of Agricultural Economics. (1931). Standard grades for Wisconsin tobacco (U.S. types 54 and 55). [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Agricultural Economics. Standard Grades for Wisconsin Tobacco (U.S. Types 54 and 55). [Washington]: [publisher not identified], 1931.

MLA (9th ed.) Citation

United States. Bureau of Agricultural Economics. Standard Grades for Wisconsin Tobacco (U.S. Types 54 and 55). [publisher not identified], 1931.