Alferez, Merle S. <br/><br/>
Geometry / 
Merle S. Alferez. 
 - Quezon City :  MSA Publishing House,  2007. 
 - 359 p.: 27.3 cm. 
<br/><br/> Includes index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>971-8740-71-6 
<br/><br/><label>LC Class. No.: </label>516.0076 Al28g