Yadav, Ram Niwas <br/><br/>
Changes in cropping patterns in Narnaul tahsil Haryana : 1966-88 

 -  Jamia Millia Islamia  1990 
 - 421p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Jamia Millia Islamia<br/>CROPPING SYSTEMS - HARYANA
<br/><br/><label>Dewey Class. No.: </label>TY.0026