United States. National Aeronautics and Space Administration, United Nations Environment Programme, World Bank, & Watson, R. T. (1998). Protecting our planet, securing our future: Linkages among global environmental issues and human needs. United Nations Environment Programme.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited States. National Aeronautics and Space Administration, United Nations Environment Programme, World Bank, এবং Robert T. Watson. Protecting Our Planet, Securing Our Future: Linkages Among Global Environmental Issues and Human Needs. [Nairobi, Kenya?] : Washington, D.C. : U.S. National Aeronautics and Space Administration, and The World Bank: United Nations Environment Programme, 1998.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিUnited States. National Aeronautics and Space Administration, et al. Protecting Our Planet, Securing Our Future: Linkages Among Global Environmental Issues and Human Needs. United Nations Environment Programme, 1998.