Census of India 1961 <br/><br/>
Andhra Pradesh: economic tables 

 - Delhi  The Manager of Publications  1964 
 - 709p. 
 - Census of India 1961. Volume II, Andhra Pradesh. Part II-B (ii) .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/61/2/PT2B/2