References Cited
- Allaby, M., 1994: The Concise Oxford Dictionary of Ecology. Oxford: Oxford University Press. 415 pp
- Calow, P. (ed.), 1998: The Encyclopedia of Ecology and Environmental Management. Oxford: Blackwell. 805 pp.
- Lincoln, R. J., Boxshall, G. A., and Clark, P. F., 1982: A Dictionary of Ecology, Evolution and Systematics. Cambridge: Cambridge University Press. 298 pp.