Mechanisation and employment in agriculture 

 - Geneva  International labour office Switzerland       1973 
 - 192p  cm. 
<br/><br/><label>Standard No.: </label>17,107 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X9J:926.1.N6, L3