European Commission., & Attica Workshop. (1996). Intermediate cities in search of sustainability: The research and the Attica Workshop, Lavrion, 4-6 October 1995. Luxembourg: Office for Official Publications of the European Communities.

European Commission., and Attica Workshop. Intermediate Cities in Search of Sustainability: The Research and the Attica Workshop, Lavrion, 4-6 October 1995. Luxembourg: Office for Official Publications of the European Communities, 1996.

European Commission., and Attica Workshop. Intermediate Cities in Search of Sustainability: The Research and the Attica Workshop, Lavrion, 4-6 October 1995. Luxembourg: Office for Official Publications of the European Communities, 1996.