Pino, Manuel. <br/><br/>
Logic primer / 
Manuel Pinon. 
 - Manila :  Rex Book Store,  c1979. 
 - 239p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9712314243 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.