TY  - BOOK
AU  - Kerin Roger A
AU  -  Peterson Robert A
TI  - Strategie marketing problems :  Cases and comments   
SN  - 0205073298
U1  - X:51-8, M1 
PY  - 1981///
CY  - Boston
PB  - Allyn and Bacon        
KW  - Marketing
ER  -