Basic Skills in Research and Business Correspondence. 

 - Pateros, Manila :  Grandwater Pub.,  2014. 
 - viii, 209 p.:  26 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-0183-21-0 
<br/><br/><label>LC Class. No.: </label>001.4 B29m c2014