Viswanadham, V. <br/><br/>
Unnata vyaapaara ganaka saastramu 

 - 5th Edition 
 - Hyderabad  Telugu Akademy  1983 
 - 764p. 
<br/><br/><label>ISBN: </label> RS 52.75 
<br/><br/><label>Source: </label> RS 52.75 
<br/><br/><label>Dewey Class. No.: </label>567.046 VIS