Bibliography on non-manual workers.  Bibliographie sur les travailleurs non-manuels. 

 - Geneva,  1959. 
 - 68 p.  29 cm. 
 - Its Bibliographical contributions,  no. 18 Contributions bibliographiques,  no. 18 .
 - International Labour Office.  Library.  Bibliographical contributions ;  no. 18. International Labour Office.  Library.  Contributions bibliographiques ;  no. 18. .
<br/><br/><label>LCCN: </label>l  59000127  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clerks--Bibliography.<br/>Professions--Bibliography.<br/>Technologists--Bibliography.
<br/><br/><label>LC Class. No.: </label>Z7164.L1  / I639 
<br/><br/><label>Dewey Class. No.: </label>016.3317