Smith, P R.
Emarketing exellence / PR Smith, Dave Chaffey. - 2nd ed. - Boston, MA : Elsevier, 2005. - p. cm.
2005924567
Emarketing exellence / PR Smith, Dave Chaffey. - 2nd ed. - Boston, MA : Elsevier, 2005. - p. cm.
2005924567