TY  - BOOK
ED  - GfK. Growth from Knowledge
TI  - Annual report 2002 : : Knowledge: the gateway to customers and consumers 
PY  - 2002///
CY  - Núremberg​
PB  - GfK Group , 
KW  - Sociedad
KW  - Mercado financiero
N1  - Además: folleto GFK-companies, shareholdings and partners organizations.
ER  -