European Commission. (1998). Analysis and development of new insight into substitution of short car trips by cycling and walking: How to substitute short car trips by cycling and walking : adonis. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Analysis and Development of New Insight Into Substitution of Short Car Trips By Cycling and Walking: How to Substitute Short Car Trips By Cycling and Walking : Adonis. Luxembourg: Office for Official Publications of the European Communities, 1998.
Παραπομπή MLAEuropean Commission. Analysis and Development of New Insight Into Substitution of Short Car Trips By Cycling and Walking: How to Substitute Short Car Trips By Cycling and Walking : Adonis. Luxembourg: Office for Official Publications of the European Communities, 1998.