TY  - BOOK
AU  - Duan,Naihua
AU  - Reise,Steven
TI  - Multilevel modeling: methodological advances, issues,and applications 
SN  - 0805851704
U1  - 519.5 22
PY  - 2003///].
CY  - Usa: 
PB  - Lawrence Erlbaum Associates, 
KW  - Mathematics
KW  - Statistical mathematics
N1  - Includes index
ER  -