TY  - GEN
AU  - Chaffey, Dave
AU  - Smith, Paul R.
TI  - Emarketing excellence : planning and optimizing your digital marketing
SN  - 9780415533379
AV  - HF 5415.1265
PY  - 2013///
PB  - Routledge
KW  - Internet marketing
N1  - 23875
ER  -