Elmes, David G. <br/><br/>
Research Methods in Psychology 

 - Sixth Ed. 
 - Albany  Brooks/Cole Publishing Company  1999 
 - xv, 464 pages; 24 cm. 
<br/><br/> includes bibliographical references and index. 
<br/><br/><label>ISSN: </label>0-534-36339-3 
<br/><br/><label>Dewey Class. No.: </label>GR/150.724/El6/1999