Williams, S. (1984). Official methods of analysis of the Association of official analytical chemists (14th ed.). Association of official analytical chemists.
Citação norma ChicagoWilliams, Sidney. Official Methods of Analysis of the Association of Official Analytical Chemists. 14th ed. Arlington: Association of official analytical chemists, 1984.
Citação norma MLAWilliams, Sidney. Official Methods of Analysis of the Association of Official Analytical Chemists. 14th ed. Association of official analytical chemists, 1984.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.