Natural Heritage Trust؛ New York State Office of Parks, Recreation and Historic Preservation؛ New York State Council of Parks & Recreation (1975). Fifty Years: New York State Parks, 1924-1974. Natural Heritage Trust. ص. 21. مؤرشف من الأصل في 2019-03-29. اطلع عليه بتاريخ 2021-03-11.
"Section O: Environmental Conservation and Recreation, Table O-9". 2014 New York State Statistical Yearbook(PDF). The Nelson A. Rockefeller Institute of Government. 2014. ص. 673. مؤرشف من الأصل(PDF) في 2015-09-16. اطلع عليه بتاريخ 2016-02-06.
"Section O: Environmental Conservation and Recreation, Table O-9". 2014 New York State Statistical Yearbook(PDF). The Nelson A. Rockefeller Institute of Government. 2014. ص. 673. مؤرشف من الأصل(PDF) في 2015-09-16. اطلع عليه بتاريخ 2016-02-06.
Natural Heritage Trust؛ New York State Office of Parks, Recreation and Historic Preservation؛ New York State Council of Parks & Recreation (1975). Fifty Years: New York State Parks, 1924-1974. Natural Heritage Trust. ص. 21. مؤرشف من الأصل في 2019-03-29. اطلع عليه بتاريخ 2021-03-11.