Donald H. McBurney, Theresa L. White <br/><br/>
Research Methods. 

 - 6th 
 -  Thomson  2004 
 - 438 
<br/><br/><label>ISBN: </label>0-534524184 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychiatry
<br/><br/><label>National Library of Medicine Call No.: </label>WM 20 M 2004