United Nations Conference on Environment and Development.

Библиографические подробности
Соавтор:	United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Brazil;)
Формат:	‌
Язык:	English
Опубликовано:	S.L. s.n. [199?]
Предметы:	United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Brazil) Environmental policy > International cooperation. Economic development > Environmental aspects.