Census of India 1961 <br/><br/>
Punjab: general economic tables 

 - Delhi  The Manager of Publications  1964 
 - 437+p. 
 - Census of India 1961. Volume XIII, Punjab. Part II-B (i) .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/61/Vol 13/Pt 2-B(i)