National classification of occupations 

 - 2 
 - Delhi  Govt of India Press India        1972 
 - 154p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour Economics-India
<br/><br/><label>Dewey Class. No.: </label>X:9.2.N5, J8;L2/GD