TY  - BOOK
AU  - McElvain,Samuel Marion
TI  - The characterization of organic compounds
U1  - 547.1 M154 
PY  - 1945///
CY  - New York
PB  - The Macmillan company
KW  - QU� MICA ORGÁNICA
KW  - QU� MICA ANAL� TICA
KW  - COMPONENTES ORGÁNICOS
ER  -