Roy Prannoy Lal <br/><br/>
Relation between farm size and productivity in the 

 - Delhi  University of Delhi India         1979 
 - 172p. Bib at the end  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture Industry
<br/><br/><label>Dewey Class. No.: </label>X9(J):2.2.N8, L9/Th