TY  - BOOK
AU  - Pecsok,Robert L.
TI  - Modern methods of chemical analysis
SN  - 0471022454
AV  - QD75 .M62 1976
PY  - 1976///
CY  - Nueva York 
PB  - John Wiley & Sons, 
KW  - Química analítica
N1  - Includes bibliographical references and index
ER  -