Banijya Prabesika 
By Krisnakanta Kolita 
 - Guwahati:  Baruah Agency,  1990. 
 - x,320p. 
<br/><br/><label>Subjects--Index Terms: </label>Office services Banijya Prabesika 
<br/><br/><label>Dewey Class. No.: </label>651