APA (7th ed.) Citation

Não informado. (1935). Soil conservation. U.S. Department of Agriculture, Soil Conservation Service.

Chicago Style (17th ed.) Citation

Não informado. Soil Conservation. Washington: U.S. Department of Agriculture, Soil Conservation Service, 1935.

MLA (8th ed.) Citation

Não informado. Soil Conservation. U.S. Department of Agriculture, Soil Conservation Service, 1935.

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