@book{12153,
	author = {Humphrey, Maurice E., and Hayes, Raymond A., and United States.},
	title = {Soil survey, Caldwell County, Kentucky},
	publisher = {U.S. Dept. of Agriculture, Soil Conservation Service, [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]},
	year = {1966.},
	address = {[Washington]},
	note = {Cover title.}
}