TY  - BOOK
AU  - David A. Aaker
AU  - George S. Day
AU  - V. Kumar
TI  - Essentials of marketing research
SN  - 0-471-41235-x
U1  -  658.83 
PY  - 2002///
CY  - New York,USA
PB  - John Wiley & Sons
KW  - Marketing research
ER  -