Nangia, Sudesh. <br/><br/>
Variations in field productivity :  a case study of Khandewala, Haryana / 
by Sudesh Nangia, M.H. Qureshi, and Ashok Gogia. 
 - New Delhi :  School of Social Science, Jawaharlal Nehru University,  1977. 
 - 33 p. : 
<br/><br/><label>ISBN: </label>SSCF51 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural productivity
<br/><br/><label>Dewey Class. No.: </label>338.160954558  / Va