Villanueva, Perla M.,  <br/><br/>
Improving your English skills / 
Perla M. Villanueva, Dolores C. Acurantes, Roberta C. Aranzaso. 
 - Mandaluyong City :  Books Atbp. Publishing Corporation,  ©2005. 
 - xiii, 431 pages ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9710388126 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar.
<br/><br/><label>LC Class. No.: </label>PE1408  / .V712 2005