APA-viite (7. p.)

Krowinska, A., & Backhaus, C. (2023). Digital content marketing: Creating value in practice (First Edition.). United Notion.

Chicago-viite (17. p.)

Krowinska, Agata, ja Christof Backhaus. Digital Content Marketing: Creating Value in Practice. First Edition. New york: United Notion, 2023.

MLA-viite (9. p.)

Krowinska, Agata, ja Christof Backhaus. Digital Content Marketing: Creating Value in Practice. First Edition. United Notion, 2023.