Hours of labour in industry.  Switzerland. 
November 1923. 
 - Geneva  [1923] 
 - 26 p.  24 cm. 
 - Its Studies and reports, Series D (Wages and hours)  no. 9 .
 - International Labour Office.  Studies and reports, Series D (Wages and hours)  no. 9. .
<br/><br/> At head of title: International labour office ... 
<br/><br/><label>LCCN: </label>l  24000026  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hours of labor--Switzerland.<br/>Labor and laboring classes--Switzerland.
<br/><br/><label>LC Class. No.: </label>HD4813  / .I4 ser. D, no. 9