Multilevel modeling :  methodological advances, issues,and applications / 
Steven P. Reise, Naihua  Duan. 
 - Usa:   Lawrence Erlbaum Associates,   [2003].  
 - 314p. ;  23cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0805851704 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics<br/>Statistical mathematics
<br/><br/><label>Dewey Class. No.: </label>519.5