TY  - BOOK
AU  - Tubo, Dennis V.
TI  - Logic: for right living 
SN  - 9789719983033
AV  - BC 108 .T79 2013
PY  - 2013///
CY  - Manila
PB  - Purely Books Trading and Pub. Corp.
KW  - Logic
N1  - Includes bibliographical references
ER  -