@book{40835,
	author = {Bönsch, Manfred},
	title = {Variable Lernwege},
	publisher = {Schöningh},
	year = {1995},
	series = {UTB für Wissenschaft : Uni-Taschenbücher},
	address = {Paderborn},
	edition = {2., durchges. Aufl.}
}