TY  - BOOK
AU  - Agapay,Ramon B.
TI  - Logic: the essentials of deductive reasoning 
SN  - 9710868578
AV  - FIL BC 71 .A33 2007
U1  - Fil 160 
PY  - 2007///
CY  - Mandaluyong City
PB  - National Book Store
KW  - Logic
N1  - Includes bibliography
ER  -