@inbook {37448,
	title = {Das Jahr 1968},
	booktitle = {Gesammelte Abhandlungen},
	volume = {6: Zur praktischen Vernunft},
	year = {1996},
	pages = {383-384},
	publisher = {Frommann-Holzboog },
	organization = {Frommann-Holzboog },
	address = {Stuttgart, Bad Cannstatt},
	author = {Erich Heintel}
}
