National Council Of Applied Ec,  <br/><br/>
Implication of Tractorisation for Farm Employment Productivity and Income 

 - Kottayam  NATIONAL BOOKSTALL  1900 
 - 278p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Techniques, equipment & materials--TechnologyGeneralia--Agriculture & related technologies
<br/><br/><label>Dewey Class. No.: </label>631.372  / NAT-I