Jarpal Singh,  <br/><br/>
Introduction to Methods of Social Research 

 - New Delhi  Sterling Publishers  1994 
 - 110 
<br/><br/><label>Subjects--Uniform Titles: </label>--General stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Socialism & related systems--Social sciencesCommerce--Economics
<br/><br/><label>Dewey Class. No.: </label>335  / JAS-I