United Nations Conference on Environment and Development.

Bibliografiset tiedot
Yhteisötekijä:	United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Brazil;)
Aineistotyyppi:	Kirja
Kieli:	English
Julkaistu:	S.L. s.n. [199?]
Aiheet:	United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Brazil) Environmental policy > International cooperation. Economic development > Environmental aspects.