APA (7th ed.) Citation

Mitchell, R. L. (1948). The spectrographic analysis of soils, plants and related materials. Commonwealth Bureau of Soil Science.

Chicago Style (17th ed.) Citation

Mitchell, R. L. The Spectrographic Analysis of Soils, Plants and Related Materials. Harpenden, England: Commonwealth Bureau of Soil Science, 1948.

MLA (8th ed.) Citation

Mitchell, R. L. The Spectrographic Analysis of Soils, Plants and Related Materials. Commonwealth Bureau of Soil Science, 1948.