APA aipamena

Dave Chaffey & Fiona Ellis. (2019). Digital Marketing (7th ed.). Pearson.

Chicago Style aipamena

Dave Chaffey and Fiona Ellis. Digital Marketing. 7th ed. Delhi: Pearson, 2019.

MLA aipamena

Dave Chaffey and Fiona Ellis. Digital Marketing. 7th ed. Pearson, 2019.