Robson, Colin <br/><br/>
Real world research : a resource for users of social research methods in applied settings 

 - 3rd ed. 
 - Oxford :  Wiley-Blackwell  2011 
 - xxi, 586 p. : ill. ; 26 cm. (pbk) 
<br/><br/><label>ISBN: </label>9781405182409