Neuman, W. Lawrence. <br/><br/>
Social research methods :  qualitative and quantitative approaches / 
W. Lawrence Neuman. 
 - 6th ed. 
 - New Delhi :  Pearson Education,  c2006. 
 - viii, 592 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9788131714645 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--Research--Methodology.<br/>Social sciences--Research--Methodology.