Robles, Elisa M., <br/><br/>
English this way 6 / 
Elisa M. Robles. 
 - Quezon City :  Phoenix Publishing House, Inc.,  2009. 
 - vii, 246 pages :  colored illustrations, tables, figures ;  27 cm. + 
<br/><br/> Includes index. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>971-06-2189-0 
<br/><br/><label>Dewey Class. No.: </label>FIL 420  / R57