Fernig, Leo <br/><br/>
Using microfiches in documentation work:   An instructional aid for workers' educators and trade unionists 
/ International Labour Office 
 - Geneva:   International Labour Office,   1979 
 - 51p. 
<br/><br/><label>ISBN: </label>92-2-102157-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microfiches
<br/><br/><label>Subjects--Index Terms: </label>Documentation 
<br/><br/><label>Universal Decimal Class. No.: </label>D 778.142   / L9