APA (7th ed.) Citation

International Union for Conservation of Nature and Natural Resources, World Parks Congress, & Pernetta, J. (1994). Impacts of climate change on ecosystems and species: Implications for protected areas. IUCN, in collaboration with WWF, US-EPA, SIDA and RIVM.

Chicago Style (17th ed.) Citation

International Union for Conservation of Nature and Natural Resources, World Parks Congress, and John Pernetta. Impacts of Climate Change on Ecosystems and Species: Implications for Protected Areas. Gland, Switzerland: IUCN, in collaboration with WWF, US-EPA, SIDA and RIVM, 1994.

MLA (9th ed.) Citation

International Union for Conservation of Nature and Natural Resources, et al. Impacts of Climate Change on Ecosystems and Species: Implications for Protected Areas. IUCN, in collaboration with WWF, US-EPA, SIDA and RIVM, 1994.