Santiago, Alma Salvador <br/><br/>
Logic :  the art of reasoning with introduction to symbolic logic / 
Alma Salvador Santiago. 
 - 2nd ed. 
 - Metro Manila :  [s. n.],  c1996. 
 - xv, 279 pages :   illustrations ;   21 cm 
<br/><br/>Bibliography : p. 281. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>LC Class. No.: </label>BC71  / Sa5 1996