@book{4761,
	title = {Distortions of agricultural incentives},
	publisher = {UMI out-of-print books on demand},
	year = {1992. },
	address = {Ann Arbor (Mich.)},
	note = {Notes bibliogr. Index. },
	url = {http://catalogue.bnf.fr/ark:/12148/cb37376968v}
}