@book{ Solr-8905740, title = {Siren East quadrangle, Wisconsin 7.5-minute series}, editor = {Geological Survey (U.S.)}, address = {Reston, Va.}, publisher = {U.S. Dept. of the Interior, U.S. Geological Survey}, year = {2010}, note = {Relief shown by contours and spot heights.}, note = {Title from title screen (viewed Aug. 9, 2012).}, note = {"Contour interval 10 feet."}, note = {Includes location map and index to adjoining quadrangles.}, url = {http://purl.fdlp.gov/GPO/gpo26494} }