May, Tim. <br/><br/>
Social research :  issues, methods and process / 
Tim May. 
 - 4th  ed. 
 - New York :  Open University Press,  2011. 
 - xv, 332  p. 
<br/><br/><label>ISBN: </label>0335235670 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research.<br/>Social sciences--Research--Methodology.