Retrieved Title(s):2 . Publication type: Book Tilte: Growth centers in regional economic development Author(s): Niles M. Hansen (ed.), Publication Data: New York: The Free Press Publication Year: 1972 Call Number: 307.12 CON Copie(s) info.: ● Total number of Copie(s):1 . Publication type: Book Tilte: The greening of the cities Author(s): David Nicholson-Lord (Author), Publication Data: London: Routledge & Kegan Paul Publication Year: 1987 ISBN: 0-7102-0328-4 Copie(s) info.: ● Total number of Copie(s):1