APA Style
Siegert, G. et al (2017).
Commercial Communication in the Digital Age : Information or Disinformation? (Ed.1).
Den Haag:
De Gruyter Mouton.
MLA Style
Siegert, Gabriele. et al.
"Commercial Communication in the Digital Age : Information or Disinformation?".
Ed.1
Den Haag:
De Gruyter Mouton,
2017.
Text.