Writing business letters / 
Egipto, Joel Joseph 
 - 2nd ed. 
 - Manila :  Rex Book Store, Inc,  2011. 
 - xiii, 257 p.: ill. ; 22cm. 
<br/><br/>includes glossary, references, index 
<br/><br/><label>ISBN: </label>9789712359224 
<br/><br/><label>Dewey Class. No.: </label>Fil 651.7 E29 2011