Report of the committee of experts on the application of conversation and recommendation . 

 - Geneva  International labor office          1952 
 - 64p  cm. 
<br/><br/> Appendix . 13 --64p 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X : 9p .1 . N52, J2