TY  - BOOK
AU  - Horwitz , William
AU  - Chichilo , Peter
AU  - Reynolds , Helen
TI  - Official methods of analysis of the association of official analytical chemists
U1  - 543 
PY  - 1916///
CY  - Washington
PB  - Association of Official Analytical Chemisis
KW  - ANALYTICAL CHEMISTS
ER  -