Graziano, Anthony M.,  <br/><br/>
Research methods : a process of inquiry / Anthony M. Graziano, Michael L. Raulin. 

 - 6th ed. 
 - Boston, MA : PeaRed Sporton Allyn and Bacon, c2007. 
 - xxxi, 447 p. : ill. ; 25 cm. 
<br/><br/><label>ISBN: </label>9780205512218 (pbk. : International edition) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Methodology 
<br/><br/><label>Dewey Class. No.: </label>001.42 GRA