@book{32620,
	author = {Clark, Colin Whitcomb, and Mangel, Marc.},
	title = {Dynamic state variable models in ecology :},
	publisher = {Oxford University Press,},
	year = {2000.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0603/99012265-d.html}
}