TY  - BOOK
AU  - Hedin Hans
AU  -  Hirvensalo Irmeli
AU  -  Vaarnas Maekko
TI  - Handbook of market intelligence
U1  - X:51(D6,8(B)), Q1 
PY  - 2011///
CY  - Chichester
PB  - John Wiley &Sons     
KW  - Applied Operation Research
ER  -