Hakim Catherine <br/><br/>
Research design: Strategies and choices in the desigh of social, economic and political research 

 - Jaipur, India  Rawat Publications  1987 
 - xii, 211p. 
<br/><br/><label>ISBN: </label>978-81-316-1198-2 
<br/><br/><label>Source: </label>TextBook