TY  - BOOK
AU  - Sanguineti, Juan Jose
TI  - Logic/ 
SN  - 971-117-202-x.
U1  - Fil. 160 Sa58l 1992 
PY  - 1992///
CY  - Manila: 
PB  - Sinag-tala Publishers, 
KW  - 1. Logic
N1  - Includes bibliography
ER  -