Results of 10 years of research, 1920-1930.
Bureau [of] Chemistry and Soils.
APA Citation
United States. Bureau of Chemistry and Soils. (1933). Results of 10 years of research, 1920-1930. [Washington.
MLA Citation
United States. Bureau of Chemistry and Soils. Results of 10 Years of Research, 1920-1930. [Washington, 1933.
Warning: These citations may not always be complete (especially for serials).