Cooper. <br/><br/>
Business research methods / 
Cooper, Cooper: Schindler. 
 - [S.l.] :  McGraw-Hill Education (ISE Editions), 
 - 640 p. 
<br/><br/> Import. 
<br/><br/><label>ISBN: </label>0071151605 (paperback) 9780071151603 (paperback)