TY  - BOOK
AU  - Goldstein,Harvey
TI  - Multilevel models in educational and social research
SN  - 0852642881
AV  - H61.25 G6.5
PY  - 1987///
CY  - London
PB  - Oxford University
KW  - CIENCIAS SOCIALES -
KW  - MODELOS MATEMATICOS
ER  -