Association of Official Agricultual Chemist & Horwitz, W. (1955). Official Methods of Analysis of the Association of Official Agricultural Chemist (8th ed.). AOAC.
Cita Chicago Style (17a ed.)Association of Official Agricultual Chemist y William Horwitz. Official Methods of Analysis of the Association of Official Agricultural Chemist. 8th ed. Washington, USA: AOAC, 1955.
Cita MLA (9a ed.)Association of Official Agricultual Chemist y William Horwitz. Official Methods of Analysis of the Association of Official Agricultural Chemist. 8th ed. AOAC, 1955.
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