International Labour Organisation 1919 - 29 /  Reports 
International Labour Organisation. 
 - 1st ed / 
 - Geneva :  International Labour office ,  1930. 
 - 39p. :  ill ;  29cm. . 
<br/><br/><label>Subjects--Index Terms: </label>Report : International Labour Organisation 
<br/><br/><label>Dewey Class. No.: </label>331.905  / ILO