Duara, Hiralal, <br/><br/>
Mahakash abhijan 
By Hiralal Duara 
 - 2nd ed. 
 - Guwahati:  Publication board, Assam,  1987. 
 - 125p. 
<br/><br/><label>Subjects--Index Terms: </label>Geology, hydrology & meteorology 
<br/><br/><label>Dewey Class. No.: </label>551.5