1. Brandon and Lombardi (1997). "Towards a multi-modal framework for evaluation in the built environment quality in sustainability planning " in Brandon Lombardi and Bentivegna eds. Evaluation of Built Environment for Sustainability (London UK: E & FN Spon)
2. Crittenden et al (2003). "Sustainability Science and Engineering " Environmental Science & Technology 37 no. 23
3. Diesendorf M. (2000). "Sustainability and sustainable development " in D. Dunphy and others Sustainability: The corporate challenge of the 21 st Century (St Leonard Australia: Allen & Unwin)
4. Kates R. W. Parris T. and Leiserowitz A. (2005). "What is sustainable development? " Environment: Science and Policy for Sustainable Development 47 no. 3