TY  - BOOK
AU  - Meer,Thelma Q.
AU  - Hualda,Lou S.
AU  - Bamba,Lamberto JrM.
TI  - Basics of logic / 
SN  - 971-42-0431-3
U1  - 2004 
PY  - 2004///
CY  - Bulacan
PB  - Trinitas Publishing, 
N1  - Includes bibliographical references (p. 161).; 100-199
ER  -