Bryman, Alan. <br/><br/>
Business research methods. 

 - 3rd ed. 
 - Delhi :  Oxford University Press,  2011. 
 - xxxvii, 765 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>019807803X 
<br/><br/><label>Dewey Class. No.: </label>001.42 BRY