Delgado, Conchita. <br/><br/>
Manual de referencia para la oficina moderna / 
Conchita Delgado, Amelia Maldonado Ruiz. 
 - Mexico :  McGraw-Hill ,  1989. 
 - xiv, 379 p.  ill.  23 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [368]-372. 
<br/><br/><label>ISBN: </label>9684226691 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Secretaries--Handbooks, manuals, etc.<br/>Commercial correspondence , Spanish.--Handbooks, manuals, etc.
<br/><br/><label>LC Class. No.: </label>HF5547.5  / .D453 1989