1. Green infrastructure for cities: the spatial dimension;Ahern,2007
2. National environmental policies: The United States;Andrews,1997
3. The alleys and back buildings of Galveston: An architectural and social history;Beasley,1996
4. The ecology of place. Planning for the environment, economy, and community;Beatley,1997
5. Green Infrastructure: Smart conservation for the 21st century;Benedict;Renewable Resources,2002