TY  - BOOK
AU  - Gajete, Nestor P.
AU  - Bhagwan, Ernile T.
AU  - Fetizanan, Lysander L.
TI  - Logic: : a deductive approach/ 
SN  - 971-8581-57-x.
U1  - Fil. 160 F431 2003 
PY  - 2003///
CY  - Q.C.: 
PB  - Great Books Trading, 
KW  - 1. Logic.
ER  -