COZBY, P. C. <br/><br/>
Methods in Behavioral Research. 

 - 9th Ed. 
 - New York,   McGraw-Hill Higher Education,  2006 
 - xv, 410p.: ill.; figure, picture.  Glossary, Index & References.  23cm 
<br/><br/><label>ISBN: </label>978-0-07-353181-6 
<br/><br/><label>Dewey Class. No.: </label>150.72 COZ