Παραπομπή σε μορφή APA (7η εκδ.)

Hornmoen, H., & Backholm, K. (2018). Social media use in crisis and risk communication: Emergencies, concerns and awareness. Emerald Publishing Limited.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hornmoen, Harald, και Klas Backholm. Social Media Use in Crisis and Risk Communication: Emergencies, Concerns and Awareness. Bingley, U.K.: Emerald Publishing Limited, 2018.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hornmoen, Harald, και Klas Backholm. Social Media Use in Crisis and Risk Communication: Emergencies, Concerns and Awareness. Emerald Publishing Limited, 2018.