Delhi statistical handbook. 

 - Delhi  MOP         2011 
 - "xxi,369p."  cm. 
 - "DELHI,ECONOMIC AND STATISTICS(Directorate of-)" .
<br/><br/><label>Standard No.: </label>192168 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"Sigma.281s, GD"