TY  - GEN
AU  - Snijders, Tom A B
AU  - Bosker, Roel J
TI  - Multilevel analysis: an introduction to basic and advanced multilevel modeling 
SN  - 9781849202008
PY  - 2012///
CY  - Los Angels
PB  - Sage
KW  - Multivariate analysis
KW  - Multivariate multilevel models
KW  - Hierarchical linear model
ER  -