Business research methods 
Cooper, Donald R. 
 - 12th edition. 
 -  McGraw-Hill Education.  2014 
 - xxvi, 629 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-9-81464610-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial management -- Research.
<br/><br/><label>Dewey Class. No.: </label>GS 658.0072 C7766 2014