Vance, Elbridge <br/><br/>
Modern algebra and trigonometry / 

 - Third edition  
 - Manila :   National Book Store,   c1984. 
 -  436 p. ;   21 cm. 
<br/><br/>Include index.<br/> 
<br/><br/><label>ISBN: </label>9710817132 
<br/><br/><label>Dewey Class. No.: </label>Circ. 512 V277m 1984