APA

Dahl S, . (2015). Social media marketing. New Delhi: New Delhi, Sage.

Chicago

Dahl S, . 2015. Social media marketing. New Delhi: New Delhi, Sage.

Harvard

Dahl S, . (2015). Social media marketing. New Delhi: New Delhi, Sage.

MLA

Dahl S, . Social media marketing. New Delhi: New Delhi, Sage. 2015.