References
- Sigman, A. (2007) Agricultural Literacy: Giving concrete children food for thought.
- Natural England (2009) An estimate of the economic and health value and cost effectiveness of the expanded WHI scheme.
- Taylor, A. F., Kuo, F., Sullivan, W. (2001) Coping with ADD: The suprising connection to green play settings, Environment and Behaviour.
- Ofsted (2008) Learning outside the classroom.
- Dickie, I., Ozdermiroglu. E., Phang. Z. (2011) Assessing the benefits of learning outside the classroom in natural environments.
- Kuo, F. E. and Sullivan, W. C. (2001) Environment and crime in the inner city. Does vegetation reduce crime? Environment and Behaviour, 33(3): 343-367.