International Union for Conservation of Nature and Natural Resources. Commission on Environmental Law, International Council of Environmental Law, & IUCN Environmental Law Centre. (1995). International covenant on environment and development. IUCN--the World Conservation Union.
Citace podle Chicago (17th ed.)International Union for Conservation of Nature and Natural Resources. Commission on Environmental Law, International Council of Environmental Law, a IUCN Environmental Law Centre. International Covenant on Environment and Development. Gland, Switzerland: IUCN--the World Conservation Union, 1995.
Citace podle MLA (9th ed.)International Union for Conservation of Nature and Natural Resources. Commission on Environmental Law, et al. International Covenant on Environment and Development. IUCN--the World Conservation Union, 1995.