United Nations Environment Programme. (2005). Selected texts of legal instruments in international environmental law. United Nations Environment Programme.
Citação do estilo Chicago (17ª ed.)United Nations Environment Programme. Selected Texts of Legal Instruments in International Environmental Law. Nairobi, Kenya: United Nations Environment Programme, 2005.
Citação MLA (8ª ed.)United Nations Environment Programme. Selected Texts of Legal Instruments in International Environmental Law. United Nations Environment Programme, 2005.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.