TY  - BOOK
AU  - Godin,Seth
TI  - Purple cow: transform your business by being remarkable 
SN  - 1598184021x
U1  - 658.8  21
PY  - 2002///
CY  - Nueva York
PB  - Portafolio
KW  - Marketing
N1  - Inlcuye índice
ER  -