Cita APA (7th ed.)

Global Environment Facility, United Nations Development Programme, United Nations Environment Programme, World Bank, Brown, K., Pearce, D., . . . Swanson, T. (1993). Economics and the conservation of global biological diversity. Global Environment Facility.

Cita Chicago (17th ed.)

Global Environment Facility, United Nations Development Programme, United Nations Environment Programme, World Bank, Katrina Brown, David Pearce, Charles Perrings, i Timothy Swanson. Economics and the Conservation of Global Biological Diversity. Washington, DC: Global Environment Facility, 1993.

Cita MLA (9th ed.)

Global Environment Facility, et al. Economics and the Conservation of Global Biological Diversity. Global Environment Facility, 1993.