Kumar, Ranjit. <br/><br/>
Research methodology :  a step-by-step guide for beginners / 
Ranjit Kumar. 
 - Fourth Edition. 
 - London :  SAGE,  2014. 
 - xxvii, 399 pages :  illustrations ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9781446269978 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology.