@book{26230,
	author = {Whitson, A. R. and Geib, W. J. and United States.},
	title = {Soil survey of Rock county, Wisconsin,},
	publisher = {Pub. by the State,},
	year = {1922.},
	series = {Wisconsin.  Geographical and natural history survey.  Bulletin no.  53-B.  Soil series no. 21},
	address = {Madison, Wisc.,}
}