@book{4669,
	author = {Saunders, P. T.},
	title = {An introduction to catastrophe theory /},
	publisher = {Cambridge University Press,},
	year = {1980.},
	address = {Cambridge [Eng.] ;},
	note = {Includes indexes.},
	url = {http://www.loc.gov/catdir/description/cam022/79054172.html}
}