TY  - BOOK
AU  - Chaffey,Dave
AU  - Smith,P.R.
TI  - Emarketing excellence: planning and optimizing your digital marketing
SN  - 9780415533355 (4a.Ed.)
PY  - 2012///
CY  - London 
PB  - Routledge
KW  - Mercadeo por internet
ER  -