TY  - BOOK
AU  - Timbreza, Florentino T.
TI  - Logic made simple for filipinos 
SN  - 971-06-1550-5
U1  - Fil. 160 T583 1992 
PY  - 1992///
CY  - Quezon City : 
PB  - Phoenix Press, Inc., 
KW  - Logic
ER  -