Ram Singh, Ningthoujam. <br/><br/>
Agricultural development in the north eastern region of India (including sikkim) 1951-52 to 1986-87 /  

 - Ph.D. /  
 - Imphal :   Manipur University ,   1987 
 - 333p :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>N.E.