TY  - BOOK
AU  - Snijder, Tom A B
AU  - Bosker, Roel J
TI  - Multillevel analysis: Introduction to basic and advanced multilevel modeling
SN  - 978-1949202008
AV  - QA279 .S55 2012
PY  - 2012///
CY  - London
PB  - Sage
ER  -