2014 New York State Statistical Yearbook(PDF). The Nelson A. Rockefeller Institute of Government. 2014. Section O: "Environmental Conservation and Recreation", page 672, Table O-9. Archived from the original(PDF) on September 16, 2015. Retrieved February 13, 2016.
2014 New York State Statistical Yearbook(PDF). The Nelson A. Rockefeller Institute of Government. 2014. Section O: "Environmental Conservation and Recreation", page 672, Table O-9. Archived from the original(PDF) on September 16, 2015. Retrieved February 13, 2016.