Partial revision of the convention (no. 6) concerning the night work of young persons employed in industry (1919) :  Tenth item on the agenda, report X 

 - Geneva, :  International Labor Office,  1948 
 - [iii], 67 p. ;  24 cm. 
<br/><br/> The 31st session of the general conference of International Labour Organization was held at San Francisco in 1948 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child labor<br/>Night work
<br/><br/><label>Dewey Class. No.: </label>331.063