TY  - BOOK
AU  - Engel, Uwe
TI  - Analysis of change : advanced techniques in panel data analysis
SN  - 9783110149364
U1  - 300.15195 ENG 
PY  - 1996///
CY  - Berlin ; New York
PB  - Walter de Gruyter
KW  - Panel analysis - Congresses
ER  -