Kumar, Ranjit <br/><br/>
Research methodology :  a step-by-step guide for beginners / 
Ranjit Kumar 
 - 4th ed. 
 - London :  SAGE,  2014 
 - xxvii, 399 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781446269961 (hbk.) 9781446269978 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology