Dissemination of information. 

 - Geneva :    International Labour Office ,    1990. 
 - 26 p. ;    30 cm. 
 - Labour information training pack ;    module 4. .
<br/><br/><label>ISBN: </label>9221073718 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Information retrieval.