Handbook for information systems and services / Pauline Atherton 

 - Paris :  Unesco,  1977 
 - 259 p. 
<br/><br/> Monografía 
<br/><br/><label>ISBN: </label>9231014579 
<br/><br/><label>Subjects--Index Terms: </label>Servicios de Información 
<br/><br/><label>LC Class. No.: </label>Z699.A2/H35