Zikmund, William G. <br/><br/>
Business research methods  

 - 7th ed. 
 - Australia  South-Western,  2003. 
 - xix, 748 p. :  ill, ; 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0030258170 0030350840 
<br/><br/><label>Dewey Class. No.: </label>658.40