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