TY  - BOOK
AU  - Chapman J R
TI  - Practical organic mass spectrometry:  A guide for chemical and biochemical analysis
SN  - 047195831X
U1  - E5:3,T5, N3 
PY  - 1993///
CY  - Chichester
PB  - John Wiley       
KW  - ORGANIC CHEMISTRY
ER  -