Citazione Stile APA (7a Edizione)

Sys, C., Vanelslander, T., Ponnekeblom, G., & Crius Group, H. (2011). Future challenges for inland navigation: A scientific appraisal of the consequences of possible strategic and economic developments up to 2030. University Press Antwerp.

Citazione stile Chigago Style (17a edizione)

Sys, Christa, Thierry Vanelslander, Gentbrugge Ponnekeblom, e Hulshout Crius Group. Future Challenges for Inland Navigation: A Scientific Appraisal of the Consequences of Possible Strategic and Economic Developments Up to 2030. Brussels, Belgium: University Press Antwerp, 2011.

Citatione MLA (9a ed.)

Sys, Christa, et al. Future Challenges for Inland Navigation: A Scientific Appraisal of the Consequences of Possible Strategic and Economic Developments Up to 2030. University Press Antwerp, 2011.