Horwitz, William. Official methods of analysis of AOAC / edited by William Horwitz and George W. Latime. - 18th ed. / . - NULL : AOAC , 2011. - verius pag. : ills. ; 26cm . Includes index ISBN: 093558482X USD806.90 Subjects--Index Terms: AGRICULTURAL CHEMISTRY Dewey Class. No.: 630.243 / HOR/O