@book{167813,
	author = {ZOLLITSCH (Werner);WINCKLER (Christoph);WAIBLINGER (Susanne);HASLBERGER (Alexander)},
	title = {Sustainable food production and ethics: preprints of the 7th congress of the european society for agricultural and food ethics},
	publisher = {Wageningen Academic Publishers},
	year = {2007},
	address = {Netherlands}
}