TY  - BOOK
AU  - Ries,Al
AU  - Trout,Jack
TI  - The 22 immutable laws of marketing: violate them at your own risk 
SN  - 088730592X :
AV  - HF5415 .R54369 1993
U1  - 658.8 20
PY  - 1993///
CY  - New York, NY
PB  - HarperBusiness
KW  - Marketing
N1  - Includes index
ER  -