United States. Bureau of Chemistry and Soils. (1935). Chemical studies of infertile soils derived from rocks high in magnesium and generally high in chromium and nickel. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Chemistry and Soils. Chemical Studies of Infertile Soils Derived from Rocks High in Magnesium and Generally High in Chromium and Nickel. [Washington]: [s.n.], 1935.
MLA (9th ed.) CitationUnited States. Bureau of Chemistry and Soils. Chemical Studies of Infertile Soils Derived from Rocks High in Magnesium and Generally High in Chromium and Nickel. [s.n.], 1935.
Warning: These citations may not always be 100% accurate.