Heck, Ronald H. <br/><br/>
Multilevel and longitudinal modeling with IBM SPSS 
by Ronald H. Heck, Scott L. Thomas and Lynn N. Tabata 
 - 2nd ed.   
 - London  Routledge  2014 
 - xvii, : 443p  
<br/><br/> Includes bibliographical references and index  
<br/><br/><label>Dewey Class. No.: </label>005.55 HEC