Siazon-Lorenzo, Carmelita <br/><br/>
Korepondesya opisyal at pagsulat ng ulat sa wikang Filipino. 

 - 189p.  25cm. 
<br/><br/><label>ISBN: </label>971-574-003-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Letter writing (Filipino).<br/>Business letters (Filipino).<br/>Philippine language--Business English (Filipino).
<br/><br/><label>Dewey Class. No.: </label>651.7499211 Si11 1997