Παραπομπή σε μορφή APA (7η εκδ.)

Duval, D. T. (2007). Tourism and transport: Modes, networks and flows. Channel View Publications.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Duval, David Timothy. Tourism and Transport: Modes, Networks and Flows. Clevedon: Channel View Publications, 2007.

Παραπομπή σε μορφή MLA (9th εκδ.)

Duval, David Timothy. Tourism and Transport: Modes, Networks and Flows. Channel View Publications, 2007.