TY  - BOOK
AU  - Sparkman, O. David  .
TI  - Gas chromatography and mass spectrometry: a practical guide / 
SN  - 978-0-12-373628-4
U1  - E:228 
PY  - 2011///
CY  - Oxford : 
PB  - Elsevier Ltd. , 
KW  - Mass spectrometry
ER  -