Census of India, 1961 <br/><br/>
General population tables. Andhra Pradesh. V. 2, Part II-A 

 - Andhra Pradesh   Pradesh Govt. Press          1961 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.216sN61, K1.2IIA