Williams, S. (1984). Official methods of analysis of the Association of official analytical chemists (14th ed.). Association of official analytical chemists.
Chicago Edition CitationWilliams, Sidney. Official Methods of Analysis of the Association of Official Analytical Chemists. 14th ed. Arlington: Association of official analytical chemists, 1984.
Cita MLAWilliams, Sidney. Official Methods of Analysis of the Association of Official Analytical Chemists. 14th ed. Association of official analytical chemists, 1984.
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