TY  - BOOK
AU  - Jeffery, G. H ...[et al ]
TI  - Textbook of quantitative chemical analysis
U1  - 543 
PY  - 1989///
CY  - England
PB  - Longman Group Limited
KW  - Chemical analysis
KW  - Errors, statistics and sampling
KW  - Gas chromatography
ER  -