Horwitz, W. (1980). Official methods of analysis of the Association of Official Analytical Chemists (13a. ed.). Association of Official Analytical Chemists.
Cita Chicago Style (17a ed.)Horwitz, William. Official Methods of Analysis of the Association of Official Analytical Chemists. 13a. ed. Washington, D.C: Association of Official Analytical Chemists, 1980.
Cita MLA (9a ed.)Horwitz, William. Official Methods of Analysis of the Association of Official Analytical Chemists. 13a. ed. Association of Official Analytical Chemists, 1980.
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