Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Egger, R., Gula, I., & Walcher, D. (2016). Open Tourism: Open Innovation, Crowdsourcing and Co-Creation Challenging the Tourism Industry (1st ed. 2016.). Springer Berlin Heidelberg : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Roman Egger, Igor Gula, και Dominik Walcher. Open Tourism: Open Innovation, Crowdsourcing and Co-Creation Challenging the Tourism Industry. 1st ed. 2016. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Open Tourism: Open Innovation, Crowdsourcing and Co-Creation Challenging the Tourism Industry. 1st ed. 2016. Springer Berlin Heidelberg : Imprint: Springer, 2016.