Cita APA (7th ed.)

Zarrella, D., & Zarrella, A. (2019). The Facebook Marketing Book. Shroff Publishers & Distributors Pvt. Ltd.

Cita Chicago (17th ed.)

Zarrella, Dan, i Alison Zarrella. The Facebook Marketing Book. New Delhi: Shroff Publishers & Distributors Pvt. Ltd, 2019.

Cita MLA (9th ed.)

Zarrella, Dan, i Alison Zarrella. The Facebook Marketing Book. Shroff Publishers & Distributors Pvt. Ltd, 2019.