TY  - BOOK
AU  - Blecker Thorsten, etc
TI  - Information and management systems for product cus
T2  - Springer's Integarted Series in Information Systems
SN  - 0387233474
U1  - X:511-8, P5 
PY  - 2005///
CY  - New York
PB  - Springer         
KW  - Marketing Survey
N1  - Bibliography p249-262
ER  -