@book{12593,
	author = {Frey, H. Thomas and Krause, Orville E.,},
	title = {Major uses of land and water in the United States with special reference to agriculture;},
	publisher = {U.S. Dept. of Agriculture, Economic Research Service},
	year = {[1968]},
	address = {Washington]},
	note = {Cover title.}
}