References
- BARTHOLOMEW, M. 2005. Square-Foot Gardening: A New Way to Garden in Less Space with Less Work. Emmaus, PA: Rodale Press.
- REYNOLDS, R. 2008. On Guerrilla Gardening: A Handbook for Gardening Without Boundaries. London: Bloomsbury Publishing.
- RUPPENTHAL, R. J. 2008. Fresh Food From Small Spaces: The Square-Inch Gardener's Guide to Year-Round Growing, Fermenting, and Sprouting. White River Junction, VT: Chelsea Green Publishing.