Singh, Sita Ram <br/><br/>
Technological parameters in agricultural production function 
by Sita Ram Singh 
 - Delhi  Ashish  1986 
 - 156p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture and technology - India - Bihar
<br/><br/><label>Dewey Class. No.: </label>Z7x5413 Si64