TY  - BOOK
AU  - Winkelmann Rainer
AU  -  Boes Stefan
TI  - Analysis of microdata
SN  - 103540296050
U1  - X:(B), P6 
PY  - 2006///
CY  - Berlin
PB  - Springer-Verlag          
N1  - Bibliography: p 301-308
ER  -