Kreft, Ita. <br/><br/>
Introducing multilevel modeling / 
Ita Kreft and Jan de Leeuw. 
 - London :  Saga Publication,  1998. 
 - x, 149 p. :  ill. ;  24 cm. 
 - Introducing statistical methods. .
 - Introducing statistical methods. .
<br/><br/>References : p. 142-146. 
<br/><br/><label>ISBN: </label>0761951415  RM98.63 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Mathematical models.<br/>Sociology--Research--Mathematical models.