Não informado. (1982). Renewable Resources Journal. Renewable Natural Resources Foundation.
Cita Chicago Style (17a ed.)Não informado. Renewable Resources Journal. Bethesda, Md: Renewable Natural Resources Foundation, 1982.
Cita MLA (8a ed.)Não informado. Renewable Resources Journal. Renewable Natural Resources Foundation, 1982.
Precaución: Estas citas no son 100% exactas.