European Foundation for the Improvement of Living and Working Conditions (Eurofound). (1995). Perceive, conceive, achieve: The sustainable city : a European tetralogy. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Foundation for the Improvement of Living and Working Conditions (Eurofound). Perceive, Conceive, Achieve: The Sustainable City : A European Tetralogy. Luxembourg: Office for Official Publications of the European Communities, 1995.
Παραπομπή MLAEuropean Foundation for the Improvement of Living and Working Conditions (Eurofound). Perceive, Conceive, Achieve: The Sustainable City : A European Tetralogy. Luxembourg: Office for Official Publications of the European Communities, 1995.