Horwitz, W., Reynolds, H., & Senzel, W. (1975). Official methods of analysis of the Association of Official Analytical Chemists (12th edition.). AOAC.
Cita Chicago Style (17a ed.)Horwitz, William, Helen Reynolds, y William Senzel. Official Methods of Analysis of the Association of Official Analytical Chemists. 12th edition. Washington, DC: AOAC, 1975.
Cita MLA (8a ed.)Horwitz, William, et al. Official Methods of Analysis of the Association of Official Analytical Chemists. 12th edition. AOAC, 1975.
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