Cooper Donald R. <br/><br/>
Business Research Methods 

 - 6th Ed.  
 -  Tata McGraw-Hill Publishing  1998 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0256239525 
<br/><br/><label>Dewey Class. No.: </label>1.42  / COO/SCH