TY  - BOOK
TI  - Organic spectroscopy : : an introduction / 
T2  - Penguin library of physical sciences. 
U1  - 547.308 
PY  - 1971///
CY  - Middlesex, England : 
PB  - Penguin Books, 
KW  - Análise espectral
KW  - Química orgânica
ER  -