“The Philosophy of Sustainable Design,” Jason F. Mclennan, 2004 (http://www.ecotonedesign.com/).

“The Bridge Between Matter and Spirit is Matter Becoming Spirit: The Arcology of Paolo Soleri”,  Paolo Soleri, 1973

Home/Energy

“Residential Energy: Cost Savings and Comfort for Existing Buildings,” John Krigger and Chris Dorsi (2009).

“Your Green Home: A Guide to Planning a Healthy, Environmentally Friendly New Home,” Alex Wilson (2006).

Water Conservation and Rainwater/Greywater Harvesting

“Rainwater Harvesting for Drylands and Beyond, Volume 1 Guiding Principles,” Brad Lancaster, 2009 (www.harvestingrainwater.com).

“Rainwater Harvesting for Drylands and Beyond, Volume 2 Water-Harvesting Earthworks,” Brad Lancaster (2010).

“Create an Oasis with Greywater,” Art Ludwig, 2006 (www.oasisdesign.net/greywater).

“Builder’s Greywater Guide – Installation of Greywater Systems in New Construction and Remodeling,” Art Ludwig, 2008.

“Water Storage – Tanks, Cisterns, Aquifers, and Ponds,” Art Ludwig, 2007.

“Graywater Guidelines,” Val Little, 2000 (The Water Conservation Alliance of Southern Arizona, www.watercasa.org).

“Harvesting Rainwater for Landscape Use,” Patricia H. Waterfall, 2004 (Extension Agent, University of Arizona, Cooperative Extension, www.water.az.gov).

“City of Tucson Water Harvesting Guidance Manual,” City of Tucson, 2003.