TY  - BOOK
T1  - Symbolic logic
A1  - Lewis, Clarence Irving
A2  - Langford, Cooper Harold
LA  - English
PP  - New York
PB  - Dover
YR  - 1959
ED  - 2nd ed.
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.koha19757
OP  - 518
KW  - Lógica
ER  -