Singh Sita Ram <br/><br/>
Technological parameters in agricultural production function 
Singh Sita Ram 
 - New Delhi  Ashish Publishing       1986 
 - xii,156p  cm. 
<br/><br/><label>Standard No.: </label>36397 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X9(J):327.2'N8, M6