TY  - BOOK
AU  - Pascua, Edgar B.
TI  - Elements of Logic: An Integrative Approach 
SN  - 978-971-23-6232-3
U1  - M 160 M115 2012 
PY  - 2012///
CY  - Recto Avenue,Manila
PB  - REX Book Store,Inc.
ER  -