Vickerman, R. (2003). Transport in an Integrating Europe: Sustainable Development and Cohesion. Asociación Española de Ciencia Regional.
Citazione stile Chigago Style (17a edizione)Vickerman, Roger. Transport in an Integrating Europe: Sustainable Development and Cohesion. Asociación Española de Ciencia Regional, 2003.
Citatione MLA (9a ed.)Vickerman, Roger. Transport in an Integrating Europe: Sustainable Development and Cohesion. Asociación Española de Ciencia Regional, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.