Cunniff, P. (1999). Official methods of analisis of AOAC international (16a. ed.). The Association of Official Analytical Chemists.
Cita Chicago (17th ed.)Cunniff, Patricia. Official Methods of Analisis of AOAC International. 16a. ed. Rockville: The Association of Official Analytical Chemists, 1999.
Cita MLA (9th ed.)Cunniff, Patricia. Official Methods of Analisis of AOAC International. 16a. ed. The Association of Official Analytical Chemists, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.