TY  - BOOK
AU  - Chapman,J.R.
TI  - Practical organic mass spectrometry: a guide for chemical and biochemical analysis 
SN  - 0471927538
U1  - 547.046 
PY  - 1993///
CY  - Chinchester ; New York
PB  - John Wiley, 
KW  - COMPUESTOS ORGANICOS
KW  - ANALISIS
ER  -