European Research Roundtable Conference on Shortsea Shipping Netherlands, Technical University Delft, Wijnolst, N., Peeters, C., & Liebman, P. (1993). European shortsea shipping: Proceedings from the first european research roundtable conference on shortsea shipping, 26-27 november 1992, Technical University Delf, the Netherlands. Lloyd's of London Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)European Research Roundtable Conference on Shortsea Shipping Netherlands, Technical University Delft, N. Wijnolst, C. Peeters, και P. Liebman. European Shortsea Shipping: Proceedings from the First European Research Roundtable Conference on Shortsea Shipping, 26-27 November 1992, Technical University Delf, the Netherlands. London : New York: Lloyd's of London Press, 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)European Research Roundtable Conference on Shortsea Shipping Netherlands, et al. European Shortsea Shipping: Proceedings from the First European Research Roundtable Conference on Shortsea Shipping, 26-27 November 1992, Technical University Delf, the Netherlands. Lloyd's of London Press, 1993.