Page,A L. (1992). Methods of soil analysis: Part 2 chemical microbiological properties (2.). Madison.
Chicago Edition CitationPage,A L. Methods of Soil Analysis: Part 2 Chemical Microbiological Properties. 2. USA: Madison, 1992.
MLA Edition CitationPage,A L. Methods of Soil Analysis: Part 2 Chemical Microbiological Properties. 2. Madison, 1992.
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