Não informado. (1960). Conservationist. New York State Department of Environmental Conservation.
Cita Chicago Style (17a ed.)Não informado. Conservationist. Albany, NY: New York State Department of Environmental Conservation, 1960.
Cita MLA (8a ed.)Não informado. Conservationist. New York State Department of Environmental Conservation, 1960.
Precaución: Estas citas no son 100% exactas.