Cooper, Donald R. <br/><br/>
Business research methods / 
Donald R. Cooper, Pamela S. Schindler. 
 - 6th International ed. 
 - Boston :  Irwin Mcgraw Hill,  c1998. 
 - xvi, 703 p. : ill. 
 - The Irwin/ Mcgraw Hill series [on] operations and decision science .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Research.