Census of India, 1991 <br/><br/>
Economic tables. Himachal Pradesh. V. 9 & V. 2, Pt. IIIB-B series 
Census of India, 1991 
 - Himachal  Pradesh Govt. Press          1991 
 - vii, 697p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.245sN91, P2.9