TY  - BOOK
AU  - Pecsok,Robert L  .
TI  - Modern methods of chemical analysis / 
SN  - 0471022454
U1  - 543 
PY  - 1968///
CY  - New York : 
PB  - John Wiley & Sons , 
KW  - CHEMICAL ANALYSIS
N1  - Includes index
ER  -