TY  - BOOK
AU  - Reyes, Edgardo A. 
TI  - Logic: : simplified and integrated/ 
SN  - 971-08-4964-6.
U1  - Fil. 160 R33l 1988 rev. ed.
PY  - 1988///
CY  - Mandaluyong: 
PB  - National Book Store, 
KW  - 1. Logic
N1  - Includes bibliography
ER  -