Digital marketing excellence
Smith P. R., Chaffey DaveKniha
Citace v seznamu literatury:
SMITH, P. R. a CHAFFEY, Dave. Digital marketing excellence: planning and optimizing your online marketing. Fifth edition. London: Routledge, Taylor & Francis Group, 2017. ISBN 9781315640341. Dostupné také z: http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&AN=1496981&authtype=ip,shib&custid=s3936755.