A statistical outline 

 - 5th 
 - New Delhi   Oxford I B H Publishers India      1970 
 - xii,239p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Science
<br/><br/><label>Dewey Class. No.: </label>Sigma.2.N68, L0;L6/RR