Donald R. Cooper & C. William Emory - <br/><br/>
Business Research Methods 

 - 5th ed 
 -   The Mcgraw-Hill Companies, Inc.  ©1995 
<br/><br/><label>ISBN: </label>9780256137774  95.55 
<br/><br/><label>Dewey Class. No.: </label>658.0072/COO