Business ResearchMethods 
Cooper, Donald R. 
 - 11th ed. 
 - New York :  Mc Graw - Hill Co.,  c2011. 
 - xxvii, 761 p.  ; illus. ; (np.) ;  26 cm. 
<br/><br/><label>ISBN: </label>9780071325783 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial Management - Research.--c2011.--New York.--newsprint.