@book{248031,
	author = {United Nations Economic Commission for Europe. and Food and Agricultural Organization of the United Nations.},
	title = {Prices of agricultural products and selected inputs in Europe and North America 1990/91 /},
	publisher = {United Nations,},
	year = {1992.},
	series = {Annual ECE/FAO price review ; },
	address = {New York :}
}