Economic survey of Naggal   A village in the Ambala 

 -  1933 
 - "Board of Economic Inquiry, Punjab Publication. Punjab Village Surveys.5" .
<br/><br/><label>Standard No.: </label>34446 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X.23611N.N3t4, G3/GD"