Business research methods 
Emory, C. William. 
 - 4th ed. 
 -  Irwin.  1991 
 - xxiii, 760 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>9-71085544-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial management -- Research.
<br/><br/><label>Dewey Class. No.: </label>658.0072 Em6b 1991