TY - BOOK AU - William Horwitz TI - Official methods of analysis of the association of official analytical chemists. Ed 13 SN - 0-935584-14-5 U1 - 630.24 PY - 1980/// CY - Washington D.C. PB - Association of Official Analytical Chemists N1 - William Horwitz: Official methods of analysis of the association of official analytical chemists. Ed 13. (13th Ed) Washington D.C.. Association of Official Analytical Chemists, 1980. 0-935584-14-5--(630.24HOR) ER -