@book{6064,
	author = {Br�ocker, Theodor. and Lander, L,},
	title = {Differentiable germs and catastrophes /},
	publisher = {Cambridge University Press,},
	year = {c1975 [reprinted 1976].},
	series = {London Mathematical Society lecture note series ;},
	address = {Cambridge [Eng.] ;},
	note = {"A small number of copies of the German text were printed ... under the title: Der Regensburger Trichter, Band 3, Differenzierbare Abbildungen."},
	url = {http://www.loc.gov/catdir/enhancements/fy0903/74017000-d.html}
}