History of The Koch Kingdom 
By D. Nath 
 - 1st ed. 
 - Delhi:  Mittal Publications,  1989. 
 - xvi,243p. 
<br/><br/><label>ISBN: </label>81-7099-109-9 
<br/><br/><label>Subjects--Index Terms: </label>History History of Koch Kingdom 
<br/><br/><label>Dewey Class. No.: </label>954.162