APA (7th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. (1930). General information on walnuts. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. General Information on Walnuts. Washington, D.C.: [publisher not identified], 1930.

MLA (9th ed.) Citation

United States. Bureau of Foreign and Domestic Commerce. General Information on Walnuts. [publisher not identified], 1930.

Warning: These citations may not always be 100% accurate.